UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'S33r0hL16ZJ81QkEbnl76d126k5dJLKuWgtNJ/Yytk8=' 
WHERE 
  key_id = '1ebc7ac157ec8f4faf2584cce1dd07300d0eda7102b35cf47ff043d79456d31e' 
  AND (
    token = 'S33r0hL16ZJ81QkEbnl76d126k5dJLKuWgtNJ/Yytk8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )