UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vz3X25vPz5SWTltmdRtkls3VMYxX+7F4Szy9arxWMFA=' 
WHERE 
  key_id = '2c20b6121404ff3f660e804c25b43e9334b9dce292e8c175d95f142c524501e0' 
  AND (
    token = 'vz3X25vPz5SWTltmdRtkls3VMYxX+7F4Szy9arxWMFA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )