UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'y4KzcUp/Kv8Hxj34fBO3JC6+zAzs923l6w8n+7coGVY=' 
WHERE 
  key_id = '3f542550ba040ed932194cda45b62b361844532a113ddb2bb7443432634c0b26' 
  AND (
    token = 'y4KzcUp/Kv8Hxj34fBO3JC6+zAzs923l6w8n+7coGVY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )