UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xWpPFQyhefqR8hnJfXXrTifMFT6JhP5YEgkl3DnlCNU=' 
WHERE 
  key_id = '8a10fa5d8a3f925b76c2bd82f9468f51a1a54285476a635a1e9a3fa996873c73' 
  AND (
    token = 'xWpPFQyhefqR8hnJfXXrTifMFT6JhP5YEgkl3DnlCNU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )