UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'r7vg/0njL5ajzHfC5s58sYziU5cXcl6SdV5OOLas6Qo=' 
WHERE 
  key_id = 'df792ad1bc345f9c60a4c285eaa5c566e8dc92f48f41f7e6c0d236da3f265549' 
  AND (
    token = 'r7vg/0njL5ajzHfC5s58sYziU5cXcl6SdV5OOLas6Qo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )