UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '1EzYJSc9bcBKh5Vhcx/J/J0N4CAlT58sQeCUr2uk+Wo=' 
WHERE 
  key_id = '15e9238692a51e54e77f5202f9a69944d8f9c7473a42846789118f015a228902' 
  AND (
    token = '1EzYJSc9bcBKh5Vhcx/J/J0N4CAlT58sQeCUr2uk+Wo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )