UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Tzn0Eq8CoUUXAac0d6Z07o66mCUWeHOfjAoS69zdoKU=' 
WHERE 
  key_id = 'b57e1a2d86337b7d411f0f3fe0ecd0fd32073ae2dc0242f8187fffd6ac78011d' 
  AND (
    token = 'Tzn0Eq8CoUUXAac0d6Z07o66mCUWeHOfjAoS69zdoKU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )