UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ZY6T6jtbaCjUC4EeXRQguFgz++oOEvKU7rGk8aPLnqU=' 
WHERE 
  key_id = '94745d8ea8f8afd752425e99b0e954e98db4547b476520244a597cbbce876172' 
  AND (
    token = 'ZY6T6jtbaCjUC4EeXRQguFgz++oOEvKU7rGk8aPLnqU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )