UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'j4pZb1cQYjB+hmGj8SipFKEX4xb49RJHcxmwOk7PfJM=' 
WHERE 
  key_id = '0843b7830b6b45ca4893335d109c17b5a6c1805c33f506093ec608d55fa6d357' 
  AND (
    token = 'j4pZb1cQYjB+hmGj8SipFKEX4xb49RJHcxmwOk7PfJM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )