UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'iqgyWRzZWQZc8JMxa5lW0Xr0QAQVBsgkjMDOa27JyFU=' 
WHERE 
  key_id = 'be3286a5858e222fb69d59182bf47c849b0235868474a1168b55464b0f694e84' 
  AND (
    token = 'iqgyWRzZWQZc8JMxa5lW0Xr0QAQVBsgkjMDOa27JyFU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )