UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eZVu/zICJeyYX+IZJNWFL1WXdG7pBnwDE2hkldk6n9Y=' 
WHERE 
  key_id = '7bd84d1940e4fdf60d34b8357168d8fce508d20bca87e14e418a81bb63ce9912' 
  AND (
    token = 'eZVu/zICJeyYX+IZJNWFL1WXdG7pBnwDE2hkldk6n9Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )