UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'd2+WacaMb/DGWVxDZIUsfPVBBGGqJYiyD2AoCFLLT2Q=' 
WHERE 
  key_id = 'b5f3e940ec76f87163c5ed08a7f1dc192704f8ad48b6117b3b005939b5ca1d2e' 
  AND (
    token = 'd2+WacaMb/DGWVxDZIUsfPVBBGGqJYiyD2AoCFLLT2Q=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )