UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'jBcvGNNTnOepU5uEe2rOkxy/84Mkd2pcN6mW4WTicbo=' 
WHERE 
  key_id = '540d978d75203c3758224cdbd64b815da70e496391f3b7050764ff985b297c53' 
  AND (
    token = 'jBcvGNNTnOepU5uEe2rOkxy/84Mkd2pcN6mW4WTicbo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )