UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ttATYxZZVXHbOOO72a1Vnw2i+VSK1H9ZrJC/bCatqOU=' 
WHERE 
  key_id = '720e70729c743a88ce31f566a0208c8d1c121ad8ae1c12c63c77840681d07aa2' 
  AND (
    token = 'ttATYxZZVXHbOOO72a1Vnw2i+VSK1H9ZrJC/bCatqOU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00047