UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zktVczqt8wzTj46WvkzhfMat16LUYvNScrOMXse3UZ0=' 
WHERE 
  key_id = 'd4a9b12a516c39e1c65c090e5f2ac38555d2d64c762107bd93c650e5e910f6eb' 
  AND (
    token = 'zktVczqt8wzTj46WvkzhfMat16LUYvNScrOMXse3UZ0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )