UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'cOErlznhgXxGa6ZHsUzbhZQ6ye1x1RBgHEMc3FX9Amw=' 
WHERE 
  key_id = '353ed12c8d31511be30d01c4a887b36c4509eaa0993ec65462c66de94d3582ba' 
  AND (
    token = 'cOErlznhgXxGa6ZHsUzbhZQ6ye1x1RBgHEMc3FX9Amw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00027