UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Gw4hhLud7x7sZP0jHqG7mfpmEVlIPC48RAKdxUUElVk=' 
WHERE 
  key_id = 'db29d4101f6e2059635ae9019d25c75d01e62141853f5c7842bed6d3d3951fa4' 
  AND (
    token = 'Gw4hhLud7x7sZP0jHqG7mfpmEVlIPC48RAKdxUUElVk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )