UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ch6P3rGa/RTJCkxG6kIMQV0t7gK6MWsTGH78rXEpacY=' 
WHERE 
  key_id = '8ff5628ab64705772017a3be87bc659c71aa2ea23b88d0fe621d68ad00713bd6' 
  AND (
    token = 'ch6P3rGa/RTJCkxG6kIMQV0t7gK6MWsTGH78rXEpacY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )