UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'G5CNEIEbi6m+Mler5eWGMmbSnEBCYFXuqlvsYHKstSM=' 
WHERE 
  key_id = 'a4d36b31c41001a6f8324d49132391a83395238e0aa9a33380c2519b5baea7b8' 
  AND (
    token = 'G5CNEIEbi6m+Mler5eWGMmbSnEBCYFXuqlvsYHKstSM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )