开放平台同样的access_token相隔30秒，前一请求失败后一成功！好诡异！

同样的access_token, 前一分钟说已经过期了，后面接着调用又没有问题！！这是怎么回事呀？

前后都是同样的access_token!! 前后相隔30秒，前一个请求失败，后一个请求成功！好诡异！！

2018-04-16 10:31:08.745 ERROR 14501 --- [  XNIO-2 task-9] c.z.wechat.business.service.OpenService  :

【请求地址】: https://api.weixin.qq.com/wxa/commit?access_token=8_Q03Z9P61gQpbZXOD01BBnC7hJYcR7HfQoeS0bitI7fmEHks5k8iZaxWyzF_uQ7dWdMBOhKX6GRutJrn72J1oJwDIfj60r6BYs93MkhzbifMNeXvhChvQOAgRUaw_8DVjIEMa5B-RYgw8m2SBABBhAIDIJJ

【请求参数】：{"template_id":5,"user_version":"test","user_desc":"test","ext_json":"{\"extAppid\":\"wxfe8abcd6b6f66d7e\",\"ext\":{\"appid\":\"wxfe8abcd6b6f66d7e\",\"shopId\":\"5wtQr0lwDuPq8i2pYVN\",\"parentShopId\":\"shp_rZTmLWdQCvPU3xt1kPL\"},\"window\":{\"navigationBarTitleText\":\"海珠店\"}}"}

【错误信息】：{"errcode":40001,"errmsg":"invalid credential, access_token is invalid or not latest hint: [3t96CA08684525]"}

2018-04-16 10:31:08.748 ERROR 14501 --- [  XNIO-2 task-9] c.z.w.b.c.miniapp.service.CodeService    : [commitCode error:]

2018-04-16 10:31:36.713 DEBUG 14501 --- [ XNIO-2 task-10] c.z.wechat.business.service.OpenService  :

【请求地址】: https://api.weixin.qq.com/wxa/commit?access_token=8_Q03Z9P61gQpbZXOD01BBnC7hJYcR7HfQoeS0bitI7fmEHks5k8iZaxWyzF_uQ7dWdMBOhKX6GRutJrn72J1oJwDIfj60r6BYs93MkhzbifMNeXvhChvQOAgRUaw_8DVjIEMa5B-RYgw8m2SBABBhAIDIJJ

【请求参数】：{"template_id":5,"user_version":"test","user_desc":"test","ext_json":"{\"extAppid\":\"wxfe8abcd6b6f66d7e\",\"ext\":{\"appid\":\"wxfe8abcd6b6f66d7e\",\"shopId\":\"5wtQr0lwDuPq8i2pYVN\",\"parentShopId\":\"shp_rZTmLWdQCvPU3xt1kPL\"},\"window\":{\"navigationBarTitleText\":\"海珠店\"}}"}

【响应数据】：{"errcode":0,"errmsg":"ok"}