UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'smx8168twd35PNw4UUKIeNQhUzjSU/OMUYdTvYV53po=' 
WHERE 
  key_id = '62d05b2642691eebf4d3c2c9c443a1b406b62fbd405a40b12c609c546c5fc919' 
  AND (
    token = 'smx8168twd35PNw4UUKIeNQhUzjSU/OMUYdTvYV53po=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )