UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ppa8dT9oqod0oxuzkChlO5YhWoUvuMCl/iH8pOAT350=' 
WHERE 
  key_id = 'c6b6541d5e466101e6b9caea7cd9ff0f9babeeb5ea7bcdfcc229c4002a9ab5c0' 
  AND (
    token = 'Ppa8dT9oqod0oxuzkChlO5YhWoUvuMCl/iH8pOAT350=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )