UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'i8njm4Ckbb6MbYDFY4AGDs+RRHggPFtwB4B8ixUsZg0=' 
WHERE 
  key_id = '1848b6763d7ae693c23d0ede2507db6f9945f9bcda43f125baf510346215bb66' 
  AND (
    token = 'i8njm4Ckbb6MbYDFY4AGDs+RRHggPFtwB4B8ixUsZg0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )