UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/M6A7KXQ+7gBfENnGZsg2GQr9ndH5jUmJSBoLtR5X8o=' 
WHERE 
  key_id = '39db7249e8cce894b8e6e4fb4f18831cbde32e9e0d07dc7a6e92912c0204f432' 
  AND (
    token = '/M6A7KXQ+7gBfENnGZsg2GQr9ndH5jUmJSBoLtR5X8o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )