UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'qa5Pe7Dj6fpL2yqqdKDJ0NK6lawIzqjti43Vod/Wt1Y=' 
WHERE 
  key_id = '451cd3ff54bb7be88706b096b89b4a2d36c557c933149486d7de6b9d2069f26b' 
  AND (
    token = 'qa5Pe7Dj6fpL2yqqdKDJ0NK6lawIzqjti43Vod/Wt1Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )