diff --git a/src/components/BackToGame.vue b/src/components/BackToGame.vue
index 9319c21..43057af 100644
--- a/src/components/BackToGame.vue
+++ b/src/components/BackToGame.vue
@@ -19,8 +19,12 @@ const props = defineProps({
 });
 const loading = ref(false);
 
+/** 统一获取当前环境 token，用于守卫：无有效 token 时不发起接口请求 */
+const getToken = () =>
+  uni.getStorageSync(`${uni.getAccountInfoSync().miniProgram.envVersion}_token`);
+
 onShow(async () => {
-  if (user.value.id) {
+  if (user.value.id && getToken()) {
     setTimeout(async () => {
       const state = await getUserGameState();
       updateGame(state.gaming, state.roomId);
@@ -33,7 +37,8 @@ watch(
   async (value) => {
     if (!value.id) {
       updateGame(false, "");
-    } else {
+    } else if (getToken()) {
+      // 有有效 token 时才查询在局状态，避免 token 失效时反复发起无效请求
       const state = await getUserGameState();
       updateGame(state.gaming, state.roomId);
     }