UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'jxE29pCSBErRus79rtUJBDjhRHW4lD2TqW9LnCGnYwo=' 
WHERE 
  key_id = '68828d7815744472162fdf8ade43ad10fbe6b11d7cf6ada08022829013598281' 
  AND (
    token = 'jxE29pCSBErRus79rtUJBDjhRHW4lD2TqW9LnCGnYwo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )