UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ask2OWX6eEqyLFuG6IsqSYbON+zGcNE+77GOLBalYXk=' 
WHERE 
  key_id = '8a60a503d28f4b527a769b0ad265ea6ec52501b42080cb443d4fa705fe3ea0fc' 
  AND (
    token = 'Ask2OWX6eEqyLFuG6IsqSYbON+zGcNE+77GOLBalYXk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )