UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'u4gYHfyz7T1nHMEqWbPLzH0VH6ITzZN8S77ZQRrIJAQ=' 
WHERE 
  key_id = '900f5a6596d420abd569343c6a2138c8d9caab7ef102bbf10cf255740c97bd0b' 
  AND (
    token = 'u4gYHfyz7T1nHMEqWbPLzH0VH6ITzZN8S77ZQRrIJAQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )