UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QrL7GuSv2vTBqF+yiYvOElFqLxnKT5ybg3eJOpBLgL0=' 
WHERE 
  key_id = '518aa36f85113cc2d417575f110c7f62c70f5229f926eb8a3c13a2c5f1752dcf' 
  AND (
    token = 'QrL7GuSv2vTBqF+yiYvOElFqLxnKT5ybg3eJOpBLgL0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )