UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'euXKox4fuLzvFe1+E2SyVeDx4GBdKE6MdbWI6PI/WdM=' 
WHERE 
  key_id = '821ecc46d8a4f96b48b42d9e7271162ba0e123407fc08f19db6ac023aec21c06' 
  AND (
    token = 'euXKox4fuLzvFe1+E2SyVeDx4GBdKE6MdbWI6PI/WdM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )