UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8m7P38psOvmuVEojsxcXa8WXx9YHwq8wK/1ksTWArso=' 
WHERE 
  key_id = '247e3605e5625753083795ac04add140b55664f64b6a8018557e51bf44b1d120' 
  AND (
    token = '8m7P38psOvmuVEojsxcXa8WXx9YHwq8wK/1ksTWArso=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )