UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Zr6vjnvZEtDyWOq7SAWH60/FQysowKcg+w2hs68nn4U=' 
WHERE 
  key_id = '50fab021cf36738970114adb9ab28865855fdbb29c5d397acac3c42494e67c86' 
  AND (
    token = 'Zr6vjnvZEtDyWOq7SAWH60/FQysowKcg+w2hs68nn4U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )