UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'S6DMuyA53gy0unA6Y3rDKQgE5qr3xV4qvE0jmPwxhcE=' 
WHERE 
  key_id = '4915eb8c6c20f1ca409e227833ad58f9d0252cdf3899d364b6520bd86ac5d1d7' 
  AND (
    token = 'S6DMuyA53gy0unA6Y3rDKQgE5qr3xV4qvE0jmPwxhcE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )