UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nDTw9vDu1MD30HdgzGfwLNzO8bWR9+U5Z5XHn7RLVkg=' 
WHERE 
  key_id = '9ded0dba5b932434c9397a98b5def1a7f3e8b2a397f7d7c5a9cb82be1d632528' 
  AND (
    token = 'nDTw9vDu1MD30HdgzGfwLNzO8bWR9+U5Z5XHn7RLVkg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )