def renew_access_token(self):
        """
        Sets a new access token on the User using the refresh token.
        """
        auth_params = {'REFRESH_TOKEN': self.refresh_token}
        self._add_secret_hash(auth_params, 'SECRET_HASH')
        refresh_response = self.client.initiate_auth(
            ClientId=self.client_id,
            AuthFlow='REFRESH_TOKEN',
            AuthParameters=auth_params,
        )

        self._set_attributes(
            refresh_response,
            {
                'access_token': refresh_response['AuthenticationResult']['AccessToken'],
                'id_token': refresh_response['AuthenticationResult']['IdToken'],
                'token_type': refresh_response['AuthenticationResult']['TokenType']
            }
        )
Sets a new access token on the User using the refresh token.