UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'JRkVbcQ9sRI4HoJXzS5jAMp5xYdiyJ92NS9QXeiIVRU=' 
WHERE 
  key_id = '6d96f50d6b8ee306d0466f86c29f5f75c4042787185ea14b6dc39e48b8be4476' 
  AND (
    token = 'JRkVbcQ9sRI4HoJXzS5jAMp5xYdiyJ92NS9QXeiIVRU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )