UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'YPaef0V+GJ+Tbiyl4jk7U5ZDZwORILSI621fIyIU4g8=' 
WHERE 
  key_id = '8e3bc756f16172be4dd41bf6a42799713aa791dbfdd398190e62a07cad9ac4c3' 
  AND (
    token = 'YPaef0V+GJ+Tbiyl4jk7U5ZDZwORILSI621fIyIU4g8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )