UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '40jnDbAoHpjQBR+7dzfasaSwECeoPhzEiKes8238PXY=' 
WHERE 
  key_id = '759e8a8b866099490ec5448093d22b0f0c5749dcc70d671e8677ca4c906667f9' 
  AND (
    token = '40jnDbAoHpjQBR+7dzfasaSwECeoPhzEiKes8238PXY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )