UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/Khj8TniR5jI01mmeHNf6jfMPCXaFzsaGDbjbrKn+PM=' 
WHERE 
  key_id = '4c9d3b372b530335afec443a3e74d51eba55e4ba7288c264978286f40f895d23' 
  AND (
    token = '/Khj8TniR5jI01mmeHNf6jfMPCXaFzsaGDbjbrKn+PM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )