UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QEcuMRf7P8V3pZnp/BIykjnNdiN2GajBG/f8S8/wRGE=' 
WHERE 
  key_id = '8f6f1a1011744e92ea5d21c51f48562ce196a9220b2984f813dde145fee6bda2' 
  AND (
    token = 'QEcuMRf7P8V3pZnp/BIykjnNdiN2GajBG/f8S8/wRGE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )