deleteTokens method
Delete all the tokens for the user that is currently logged in.
This is useful when a user logs out and you want to delete all of their tokens.
Returns true if the operation was successful.
Implementation
Future<bool> deleteTokens(dynamic userId) async {
await PersonalAccessToken()
.query
.where('tokenable_id', '=', userId)
.update({'deleted_at': DateTime.now()});
return true;
}