UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pUsdIZFGEUbgxDij+RPKBbDJ6+MQDe6Xvt7JgTPNCRw=' 
WHERE 
  key_id = '971098a20c05864262892a95d5846fbb23978c86930d31150c4ccb3aa280f2b9' 
  AND (
    token = 'pUsdIZFGEUbgxDij+RPKBbDJ6+MQDe6Xvt7JgTPNCRw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )