UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mD2Arxp6670+Kg+N0BSQzekZoEb5y4Sslp3V0FCk+Ok=' 
WHERE 
  key_id = 'e6970ec727c55d060ccafda8978cea80d31a1960182198ec52ddf31e88a7181f' 
  AND (
    token = 'mD2Arxp6670+Kg+N0BSQzekZoEb5y4Sslp3V0FCk+Ok=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )