UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '9dP3yET7z6Ko/HHZQxof2IZ5tNJ5syPDFx7iVp9Rlbc=' 
WHERE 
  key_id = '71844819bb6a9dbc23408ec02d430361cbd5e3a7497233e4c803ecf37a2d0ee6' 
  AND (
    token = '9dP3yET7z6Ko/HHZQxof2IZ5tNJ5syPDFx7iVp9Rlbc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )