UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'N9bKMVdi8rG32DJzuxjAvwC3vAzEnWXzKmY3WeXcy6Q=' 
WHERE 
  key_id = '6790286a6d4ee6ab88d15f9b999592032b9e3f944c7580f4cff1314ad9256902' 
  AND (
    token = 'N9bKMVdi8rG32DJzuxjAvwC3vAzEnWXzKmY3WeXcy6Q=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )