UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LRnvMF8YIvQiB54J/L/83Vytbfq5kAdrwFsADqNUG2c=' 
WHERE 
  key_id = '16fbf68a9bb9ca38ff96158dd4dd8e13d4920be57c9743934b04916f59bf034f' 
  AND (
    token = 'LRnvMF8YIvQiB54J/L/83Vytbfq5kAdrwFsADqNUG2c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )