UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CBRwq1pNUYdIZ80znJmGkBYpRHMwj7VaaCb98S8dv94=' 
WHERE 
  key_id = 'f4522db06b1aa1f9e5ea4ca6d41d5f13b3bc1ca6d82618d978ac0f7ff1921b73' 
  AND (
    token = 'CBRwq1pNUYdIZ80znJmGkBYpRHMwj7VaaCb98S8dv94=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )