UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kpsRi2Mo6nLcXhOJLESpmF68DgoU9DZiH1ZXWRosnUw=' 
WHERE 
  key_id = '257be9c6adca4ba511202c46b44e879126dac39dda97652c4b69c8a09dda0260' 
  AND (
    token = 'kpsRi2Mo6nLcXhOJLESpmF68DgoU9DZiH1ZXWRosnUw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )