我重新下载推送生产证书并从钥匙串中导出as .p​​12。这似乎解决了这个问题。虽然一个糟糕的私钥给我无效令牌错误，但这似乎很奇怪。

I re-downloaded the push production certificate and exported it from the keychain as .p12. This seems to have solved the problem. It seems strange though that a bad private key was giving me the "Invalid Token" error.