UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2YWjwxGKsio18o6uVug9E4QibQmcmL1NCTPyn+w5dIM=' 
WHERE 
  key_id = '8e39a07acf1f40a066f017e2d4b3af14aefd765a3e6b0d240532ea764aad564d' 
  AND (
    token = '2YWjwxGKsio18o6uVug9E4QibQmcmL1NCTPyn+w5dIM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )