UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '0RYPSc+DX7iV7KHStFkz9nRdUdDnKyEntQzcF/9YMpA=' 
WHERE 
  key_id = '78bd7135dff1a14f32d4b76550f93df80150c73ee4ba47680bc2fbdbd09ac6d4' 
  AND (
    token = '0RYPSc+DX7iV7KHStFkz9nRdUdDnKyEntQzcF/9YMpA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )