UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'a8nz+Pfyc/zxYzG1chEZMoK+50KNEsiyAdEKh/IpUhg=' 
WHERE 
  key_id = '644899ce805d0f0ee46f30b89d0f987282def6a71f5d6b5c5b37915c15901a0d' 
  AND (
    token = 'a8nz+Pfyc/zxYzG1chEZMoK+50KNEsiyAdEKh/IpUhg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )