UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'h2w85HO2xWAq67MD9iPnWIzYUSL5qVG/ulrFbLcFoFk=' 
WHERE 
  key_id = '961dc4c02561e85d5fcf1e9710a8da4cd522468146074f25acd0777f39a95307' 
  AND (
    token = 'h2w85HO2xWAq67MD9iPnWIzYUSL5qVG/ulrFbLcFoFk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )