UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'csVgyKLaQ6JDblvo8uAsumcSb4gAIPRoLxJtJXN6qq4=' 
WHERE 
  key_id = '839fe6b6ac62081810d9aed1020fe69fd132f5626e9527e1d8d0546f91ba3ebd' 
  AND (
    token = 'csVgyKLaQ6JDblvo8uAsumcSb4gAIPRoLxJtJXN6qq4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )