UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PWCn4G87H0KLx5rukHVcYFGp9sBMmwJfV2LGe0PGEPE=' 
WHERE 
  key_id = 'bf837462268d1d0fc4a8e9d9e2c61769275e0b815de9707c0c5ffe50ae4bcebb' 
  AND (
    token = 'PWCn4G87H0KLx5rukHVcYFGp9sBMmwJfV2LGe0PGEPE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )