UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/aafEJf7SOKMMvHYEHaxLjxKxbgHlWHLuzoZ1OfLRqU=' 
WHERE 
  key_id = 'a5671327081050b61ea2bb71a6f8a8d347093dba88fc38f36231ea725d750c0e' 
  AND (
    token = '/aafEJf7SOKMMvHYEHaxLjxKxbgHlWHLuzoZ1OfLRqU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )