UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WbXzItMxIp2N1ob+Am5t46vJbksmpIdQ/ySgGvNqI2M=' 
WHERE 
  key_id = 'd1e956c3bdb8683f2f5479e3972649c544f858c309a3d96a5c9a5840a7bd9547' 
  AND (
    token = 'WbXzItMxIp2N1ob+Am5t46vJbksmpIdQ/ySgGvNqI2M=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )