UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nZ4qigrMXj0+eOtwSRYFKunl3hMCh+zkmyLwBvirulo=' 
WHERE 
  key_id = 'd9589a5f7b555a4e2989fb1f5c600db97970699e4deb6885407793875a95b754' 
  AND (
    token = 'nZ4qigrMXj0+eOtwSRYFKunl3hMCh+zkmyLwBvirulo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )