UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LCWxXghQWwA2G9GNg5ttH9M/S3QV1ivx1oDMggJXGtw=' 
WHERE 
  key_id = '7d27fe2954d861cb0287fd7714152e9e12b6c2df7609ad90d0f2aa9f1fc0c8bd' 
  AND (
    token = 'LCWxXghQWwA2G9GNg5ttH9M/S3QV1ivx1oDMggJXGtw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )