UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'NSkms468/2LzUwHTJ9nneULcBUE8Le6S5JOoRpg/E/Q=' 
WHERE 
  key_id = '18c4eede2fb6444950053fbc6f5b9de9b2add6cae44eec4edd90efaf22f643e1' 
  AND (
    token = 'NSkms468/2LzUwHTJ9nneULcBUE8Le6S5JOoRpg/E/Q=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )