UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Vz9r/lbJk7ao7A10RqA0DIeDvNmdo+R3KWvXBYCjU+4=' 
WHERE 
  key_id = '4f459d622516c0c992971a47ba6152fb80657769e9d4b8bf21b28f2e74f8ba09' 
  AND (
    token = 'Vz9r/lbJk7ao7A10RqA0DIeDvNmdo+R3KWvXBYCjU+4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )