UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'wi5NbZUt0/nLqcCpg7IFPP0Caz1T8EFyT14j3PUX6uI=' 
WHERE 
  key_id = '4bd7cac897ebc825eede1898edea3848ed66773b32e18078eebf9ee1cbe02b76' 
  AND (
    token = 'wi5NbZUt0/nLqcCpg7IFPP0Caz1T8EFyT14j3PUX6uI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )