UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'm86ZIZBLy0MnJxXtUntR7RiQI7wViKdZt/jjo/UCMl0=' 
WHERE 
  key_id = '503eb91df33f674ff6984b37e243a56ba04af3505f2a063cd479ab31e1971a39' 
  AND (
    token = 'm86ZIZBLy0MnJxXtUntR7RiQI7wViKdZt/jjo/UCMl0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )