UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'l4BHVR9TuLIouqFx65A+DNxoL5f4EgLdsOX8pZmIzH8=' 
WHERE 
  key_id = '5374fb54516fabdcc372bef1b4836ea7fdf65738facab653cafd15ae116001e4' 
  AND (
    token = 'l4BHVR9TuLIouqFx65A+DNxoL5f4EgLdsOX8pZmIzH8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )