UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QYPta7Vpidgd1MpjZYofL2iB6nrabX/5zTG6ouy32eQ=' 
WHERE 
  key_id = '715ddc94a735c515a511d7c023dfb4061626f47b8d51a3688bc2bb960c73ec88' 
  AND (
    token = 'QYPta7Vpidgd1MpjZYofL2iB6nrabX/5zTG6ouy32eQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )