token有则更新无则添加

third/wx/token.go

@@ -23,11 +23,10 @@ func addToken(openId string, token *oauth.ResAccessToken) {
 	mutex.Lock()
 	defer mutex.Unlock()
 
-	if _, exists := tokenMap[openId]; !exists{
-		tokenMap[openId] = &tokenTiming{
-			Token: token,
-			Timing: time.Now(),
-		}
+	// 无则添加，有则更新
+	tokenMap[openId] = &tokenTiming{
+		Token:  token,
+		Timing: time.Now(),
 	}
 }