UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'smikk+6xdy1pfTJahnAKT5uLBC4G66QPQDzzB/5kPG4=' 
WHERE 
  key_id = '9a28dcec7dfd30fc0508ae462c7003976820203e0b61547b145009cdc1c2d7f2' 
  AND (
    token = 'smikk+6xdy1pfTJahnAKT5uLBC4G66QPQDzzB/5kPG4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )