UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'O5qmK7vtRweCjWsLot1bq8o7XBxLPtntwEuwVl62y7Y=' 
WHERE 
  key_id = '76ba340e2b397096be682e916602a4b13202aba6ebc7ed6403e291261314ebf3' 
  AND (
    token = 'O5qmK7vtRweCjWsLot1bq8o7XBxLPtntwEuwVl62y7Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )