def METHOD_NAME(self, token, *args, **kwargs):
    """
    Overridden method to add extra info during refresh token.
    Args:
        token (str): valid refresh token
    """
    response = super().METHOD_NAME(token, *args, **kwargs)
    # testing purpose
    if self.set_expires_in_to is not None:
        response["expires_in"] = self.set_expires_in_to
    current_time = int(time.time())
    current_time_str = datetime.fromtimestamp(current_time).strftime(
        "%Y-%m-%d %H:%M:%S"
    )
    response["updated_at"] = current_time_str
    expires_at = current_time + response["expires_in"] - self.margin_in_seconds
    response["expires_at"] = expires_at
    expires_at_str = datetime.fromtimestamp(expires_at).strftime(
        "%Y-%m-%d %H:%M:%S"
    )
    response["expires_at_str"] = expires_at_str
    return response