UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Uf3kyNdyVXYSTCMhghLDb421eTvAhi+ST4OrgJP6EUg=' 
WHERE 
  key_id = '8d8b85cfffcb22309b42ba64e912096fac848aa42d824475187e60a950a127c3' 
  AND (
    token = 'Uf3kyNdyVXYSTCMhghLDb421eTvAhi+ST4OrgJP6EUg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )