UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '66z+DvXpGzIdjx0iGcRKsd5xFpcgeEWbHH/lssOxrxE=' 
WHERE 
  key_id = '79f4057713fafba57dcefceb46ff77cb344f9d4e48451c818e83f51c1e7f6ada' 
  AND (
    token = '66z+DvXpGzIdjx0iGcRKsd5xFpcgeEWbHH/lssOxrxE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )