UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PQxzz1avHiBOe0liW1jVnQPhVh616knEYk0tWNy5t64=' 
WHERE 
  key_id = '8ff384fab44b3cfdef3383514b164d5c95a60d18b13da36efb141ac785cd150f' 
  AND (
    token = 'PQxzz1avHiBOe0liW1jVnQPhVh616knEYk0tWNy5t64=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )