UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'z7g3LRXl4lDjypPY3o3hP6x07sgwX7bxs8+dR3IZZEQ=' 
WHERE 
  key_id = '4549d6a4a1523051bc0e866c34210f47307d864f486fdfec8dca5bf43ef80363' 
  AND (
    token = 'z7g3LRXl4lDjypPY3o3hP6x07sgwX7bxs8+dR3IZZEQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )