UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RVPX4ZkNwMB2igqW/D91pDQUP9PqoPmZUqmhaHx+7rM=' 
WHERE 
  key_id = '6dc074f1c64b8d67a55814c5def4164e2a6503cf132edcdaa1015fcfb400034f' 
  AND (
    token = 'RVPX4ZkNwMB2igqW/D91pDQUP9PqoPmZUqmhaHx+7rM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )