UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CmW39LFvn9Oaaq2tWshbmGpOlHL6JVsmPBFC7RzNb+w=' 
WHERE 
  key_id = '8ffa34e7bb00919356992e389cb17547abbd46e1783f16e807deff52e4324b1d' 
  AND (
    token = 'CmW39LFvn9Oaaq2tWshbmGpOlHL6JVsmPBFC7RzNb+w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )