UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5XZ8k0CKZNXgBwikE9lZTegie9SMYAm66ErqlHbeVtA=' 
WHERE 
  key_id = '994b6bf2e014b85078764f9183ba1e7a6cd9168246ab6485f9a8437f63170566' 
  AND (
    token = '5XZ8k0CKZNXgBwikE9lZTegie9SMYAm66ErqlHbeVtA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )