UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '9MvVKBNNWw4XmhsGJMb65jW7J4SGl0reMA7F7UqJG6w=' 
WHERE 
  key_id = '346c66dc82b4f467cda7412a7983e334f7a6d5e9bdf272a9d526af9d149d95b5' 
  AND (
    token = '9MvVKBNNWw4XmhsGJMb65jW7J4SGl0reMA7F7UqJG6w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )