Seems to be a known upstream bug [1]. The quick fix presented there, is to visit [2], this worked for me. I reconnect my network afterwards to force a new login.
[1] <https://bugzilla.gnome.org/show_bug.cgi?id=659522> [2] <https://www.google.com/accounts/UnlockCaptcha> -- To UNSUBSCRIBE, email to [email protected] with a subject of "unsubscribe". Trouble? Contact [email protected]

