UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tDrGzHfwneH7w7BUPyqzrxZeaazUZ3JfQPo1A3dhjyI=' 
WHERE 
  key_id = '83dce886466a24f5b9117d4eff26ffd99074cf1785fb914ca44a6f92775610d8' 
  AND (
    token = 'tDrGzHfwneH7w7BUPyqzrxZeaazUZ3JfQPo1A3dhjyI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )