GET https://api.weixin.qq.com/cgi-bin/token 

返回token的过期时间是7200秒,刚过一个小时,使用token请求https://api.weixin.qq.com/wxa/getwxacodeunlimit接口时,返回

 "errcode": 40001,

    "errmsg": "invalid credential, access_token is invalid or not latest, could get access_token by getStableAccessToken, more details at https://mmbizurl.cn/s/JtxxFh33r rid: 6791ac8a-3bff7e86-159e286f"

}