UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UAFz9/qUW/alNfb8+mN/8YvItMJXqM9hjlOZGGsgJws=' 
WHERE 
  key_id = '99b39ad6f01729aca4314ef1303097b92da34440bb115384a423e870c595bd66' 
  AND (
    token = 'UAFz9/qUW/alNfb8+mN/8YvItMJXqM9hjlOZGGsgJws=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )