UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KEpGtFQ7qniGbNIt4ZCP6zRrMLlTx/y9Lk2fvXd9aYk=' 
WHERE 
  key_id = '4d9c1c5ae05d7a07feaacac60ac421b3ddf8a2c5caa6096688282fcf60171188' 
  AND (
    token = 'KEpGtFQ7qniGbNIt4ZCP6zRrMLlTx/y9Lk2fvXd9aYk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )