diff --git a/src/services/unifiedClaudeScheduler.js b/src/services/unifiedClaudeScheduler.js
index 584398ee..0870ac52 100644
--- a/src/services/unifiedClaudeScheduler.js
+++ b/src/services/unifiedClaudeScheduler.js
@@ -827,15 +827,21 @@ class UnifiedClaudeScheduler {
       const remainingTTL = await client.ttl(key)
 
       // -2: key 不存在；-1: 无过期时间
-      if (remainingTTL === -2) return false
-      if (remainingTTL === -1) return true
+      if (remainingTTL === -2) {
+        return false
+      }
+      if (remainingTTL === -1) {
+        return true
+      }
 
       const appConfig = require('../../config/config')
       const ttlHours = appConfig.session?.stickyTtlHours || 1
       const renewalThresholdMinutes = appConfig.session?.renewalThresholdMinutes || 0
 
       // 阈值为0则不续期
-      if (!renewalThresholdMinutes) return true
+      if (!renewalThresholdMinutes) {
+        return true
+      }
 
       const fullTTL = Math.max(1, Math.floor(ttlHours * 60 * 60))
       const threshold = Math.max(0, Math.floor(renewalThresholdMinutes * 60))
diff --git a/src/services/unifiedGeminiScheduler.js b/src/services/unifiedGeminiScheduler.js
index 890803a9..88f793bd 100644
--- a/src/services/unifiedGeminiScheduler.js
+++ b/src/services/unifiedGeminiScheduler.js
@@ -305,13 +305,19 @@ class UnifiedGeminiScheduler {
       const key = `${this.SESSION_MAPPING_PREFIX}${sessionHash}`
       const remainingTTL = await client.ttl(key)
 
-      if (remainingTTL === -2) return false
-      if (remainingTTL === -1) return true
+      if (remainingTTL === -2) {
+        return false
+      }
+      if (remainingTTL === -1) {
+        return true
+      }
 
       const appConfig = require('../../config/config')
       const ttlHours = appConfig.session?.stickyTtlHours || 1
       const renewalThresholdMinutes = appConfig.session?.renewalThresholdMinutes || 0
-      if (!renewalThresholdMinutes) return true
+      if (!renewalThresholdMinutes) {
+        return true
+      }
 
       const fullTTL = Math.max(1, Math.floor(ttlHours * 60 * 60))
       const threshold = Math.max(0, Math.floor(renewalThresholdMinutes * 60))
diff --git a/src/services/unifiedOpenAIScheduler.js b/src/services/unifiedOpenAIScheduler.js
index ddc691be..2578afef 100644
--- a/src/services/unifiedOpenAIScheduler.js
+++ b/src/services/unifiedOpenAIScheduler.js
@@ -311,13 +311,19 @@ class UnifiedOpenAIScheduler {
       const key = `${this.SESSION_MAPPING_PREFIX}${sessionHash}`
       const remainingTTL = await client.ttl(key)
 
-      if (remainingTTL === -2) return false
-      if (remainingTTL === -1) return true
+      if (remainingTTL === -2) {
+        return false
+      }
+      if (remainingTTL === -1) {
+        return true
+      }
 
       const appConfig = require('../../config/config')
       const ttlHours = appConfig.session?.stickyTtlHours || 1
       const renewalThresholdMinutes = appConfig.session?.renewalThresholdMinutes || 0
-      if (!renewalThresholdMinutes) return true
+      if (!renewalThresholdMinutes) {
+        return true
+      }
 
       const fullTTL = Math.max(1, Math.floor(ttlHours * 60 * 60))
       const threshold = Math.max(0, Math.floor(renewalThresholdMinutes * 60))