UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7VLl1v0uLlaS/XgA7fO/5YGTcB+J2weXJb/kWkFLa+o=' 
WHERE 
  key_id = '793b7df72d9fb26de64f94c7ce6f0d68acf21df1bf2633af9d8f51b1a487c2aa' 
  AND (
    token = '7VLl1v0uLlaS/XgA7fO/5YGTcB+J2weXJb/kWkFLa+o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )