UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'z9D4KIaykAlwMHYXSN+okfZf++1vGXkk+Az0cxN9UDM=' 
WHERE 
  key_id = '54de4fa9393542508919ebef6bc4776ef2549d60343b9a3f758433a1ab54fe9c' 
  AND (
    token = 'z9D4KIaykAlwMHYXSN+okfZf++1vGXkk+Az0cxN9UDM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )