UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4rzwuCLe9iF0lorFLMLtBxaxZLVaM5tqrIbLV8bURVA=' 
WHERE 
  key_id = '6a850747f4ad2ad4e47bc98786735f5bf0b1af725be3ef40b42d418dc0ea71fa' 
  AND (
    token = '4rzwuCLe9iF0lorFLMLtBxaxZLVaM5tqrIbLV8bURVA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )