UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PUVXyv4JnnCstw4M15sdWUhiwkNYYhkLeSRBuUHGY/s=' 
WHERE 
  key_id = '1cc4e6963b96f31d608effa325bf8e62eda670e8f446a02ba01ed05a62984409' 
  AND (
    token = 'PUVXyv4JnnCstw4M15sdWUhiwkNYYhkLeSRBuUHGY/s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )