UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zYauCSn5PAfZ+9hGX7ebkmh83+Si8GyE68UFcWZ3vDU=' 
WHERE 
  key_id = '98dd9777deb913ac1fb8219d3852a5180235fd7cd19000d52939cbc1fe14464b' 
  AND (
    token = 'zYauCSn5PAfZ+9hGX7ebkmh83+Si8GyE68UFcWZ3vDU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )