UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'HMaiNoTDzHqRHwqqC2rCkezGZ1jx5yDDDc7cBOCgK18=' 
WHERE 
  key_id = 'dfeee7f6392ce37e8917c3cb09c6cecfc7e665c606c48badc47b66b80181d058' 
  AND (
    token = 'HMaiNoTDzHqRHwqqC2rCkezGZ1jx5yDDDc7cBOCgK18=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )