UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6rhIH1PH8sQXpQPCqc4RvFIVKm7Rs0BhCdrrseUu+fM=' 
WHERE 
  key_id = '4cbfcefd59849a0033046cc8660b152841069f16d95c09aa9a99d344ed534e13' 
  AND (
    token = '6rhIH1PH8sQXpQPCqc4RvFIVKm7Rs0BhCdrrseUu+fM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )