def METHOD_NAME(auth_uri, sas_name, sas_key, expiry_in=AUTH_DEFAULT_EXPIRATION_SECONDS):
    expires_on = int(time.time() + expiry_in)
    token = generate_sas_token(auth_uri, sas_name, sas_key, expires_on)
    return AccessToken(
        token,
        expires_on
    )