UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'smj4AEgAMjjytQzGRQKxekXEUSmQ+1d+12APKFMTwuM=' 
WHERE 
  key_id = '2640df2561d36913f885337359d1b9696cb91c5966efff825f649753db4a76de' 
  AND (
    token = 'smj4AEgAMjjytQzGRQKxekXEUSmQ+1d+12APKFMTwuM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )