UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zaD/PJqP0RDAzApLxFUONf4tIGeD2zTldgoOB3rCd6U=' 
WHERE 
  key_id = '7a6ee6f17fdcd925286c612d875369a315786e2c69a91a112facea2ea415958a' 
  AND (
    token = 'zaD/PJqP0RDAzApLxFUONf4tIGeD2zTldgoOB3rCd6U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )