UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Vg+QXmw4pRHBExZW0hFm4ZK2whPxiIwVovAZhoix7FU=' 
WHERE 
  key_id = '57c8c6a797415657a0607f9fff7715f8b7d1a842a00c86949582ee2f4220ecce' 
  AND (
    token = 'Vg+QXmw4pRHBExZW0hFm4ZK2whPxiIwVovAZhoix7FU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )