UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'fzMFBdcC9cjUVBZHUX7V+1DkrxHXcKqPK9MoPM7TQrc=' 
WHERE 
  key_id = '84c1a2180dc1c85cc04688c88405ecf65e08f398838109f6cb2385f89af61299' 
  AND (
    token = 'fzMFBdcC9cjUVBZHUX7V+1DkrxHXcKqPK9MoPM7TQrc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )