UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'OL7Y2sYPEkuCxx4Png+dATFryQMMAaFfNzomgzSuq+Y=' 
WHERE 
  key_id = '4875c85a01ab55df7eca4b6d3e0303be2f32910e57702c399b7b055053fd9abf' 
  AND (
    token = 'OL7Y2sYPEkuCxx4Png+dATFryQMMAaFfNzomgzSuq+Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )