UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SI/OZH9VNZbRyDzzusZye7yx+zZxHo8BCggBTSRe2v4=' 
WHERE 
  key_id = '4bfd5c17c71d6f7707965545870e740484a9f2104ecda457f44ac56de72aa4ab' 
  AND (
    token = 'SI/OZH9VNZbRyDzzusZye7yx+zZxHo8BCggBTSRe2v4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )