UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Z+J+11ZKJ+q3CudnBy5qP7PkLXzzPcpw7jJ4qWyBiqI=' 
WHERE 
  key_id = '794408b8004e50b0cb1bf563b2141a24ddaf33021bfee2d3b57f62ec1d703bd2' 
  AND (
    token = 'Z+J+11ZKJ+q3CudnBy5qP7PkLXzzPcpw7jJ4qWyBiqI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )