UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Pd0+L76XMgrFgEnT0NHUr3r+iuBEHw2R8W/LNsiUdhY=' 
WHERE 
  key_id = '7ae568f51537be4dbc8eeab89bfd56d4fcb1f66e79456862d336008a486e35d4' 
  AND (
    token = 'Pd0+L76XMgrFgEnT0NHUr3r+iuBEHw2R8W/LNsiUdhY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )