UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Kz+YZNutxXXq8q+rzjkmpvsmj6IFpkdlJ0N4EjSygI0=' 
WHERE 
  key_id = '1c63280996540cf443ca681c9473f720c1b9ca1d7e44667bd2f255ab25f4e023' 
  AND (
    token = 'Kz+YZNutxXXq8q+rzjkmpvsmj6IFpkdlJ0N4EjSygI0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )