UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gczT65YfaqpjwGiqkn4utQo5WAECWQvhTyq8gf9OiFI=' 
WHERE 
  key_id = '334de581ae7d6830e788e180b755b5a3054519d038082cfdcd2ca3e0b2a49430' 
  AND (
    token = 'gczT65YfaqpjwGiqkn4utQo5WAECWQvhTyq8gf9OiFI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )