UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/6EYbwMjfNNRv0HUBlreUUalTg5fI1WhcYa1oDQAu3Y=' 
WHERE 
  key_id = '2a9b824453d2430bbb4c3fd9fd94af647970dcb195de0bd74f59b4895d7cb7f4' 
  AND (
    token = '/6EYbwMjfNNRv0HUBlreUUalTg5fI1WhcYa1oDQAu3Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )