UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UxisuQGJIQx0LRcCZc+mqw4VVh88iJ8CvWu7eZaBGvw=' 
WHERE 
  key_id = '17338c33b34f48ecc674706f9d179f762d049b4cbccab705dee3962b50838217' 
  AND (
    token = 'UxisuQGJIQx0LRcCZc+mqw4VVh88iJ8CvWu7eZaBGvw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )