UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kue/AKPKx2A7gaBvD6JIzhmQq7SoluloIg67ES/zmd4=' 
WHERE 
  key_id = '30a38c2d5e90dc0d2f6d6d3d962e2bf27886b15ad2b95e49e1400710081eab24' 
  AND (
    token = 'kue/AKPKx2A7gaBvD6JIzhmQq7SoluloIg67ES/zmd4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )