UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MPm9d8af+O5GKQUc0ehXIgnbNiFu3vaKtl0KRvOot/0=' 
WHERE 
  key_id = '334b57ece1b1cd3165c67b302c226d539f27b6a258d7adfbd37b21159f03a9fa' 
  AND (
    token = 'MPm9d8af+O5GKQUc0ehXIgnbNiFu3vaKtl0KRvOot/0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )