UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SgdM0IYhrbygev7NNb4ESyfOoYRgO4zu786MDnZDprs=' 
WHERE 
  key_id = '85da6c558f87b31f9280bf70e2675d83f29383940b80455ac5856ba2ded8a894' 
  AND (
    token = 'SgdM0IYhrbygev7NNb4ESyfOoYRgO4zu786MDnZDprs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )