UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ZUnLP8QzViAsUygmUlOLeL9n5JuGD4zk5aCHNFZcuak=' 
WHERE 
  key_id = '55c8e9958246eb740efd15c4a408ab87e9f0e3457250fd38b7436554467fc3ce' 
  AND (
    token = 'ZUnLP8QzViAsUygmUlOLeL9n5JuGD4zk5aCHNFZcuak=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )