UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'JuWRL6ft1aIxoPXtvIHpFAA7ax/UEO19uSBgwxWyDkc=' 
WHERE 
  key_id = '76108e525864b2d31e488a566a6ae550db7b17a505a8f6d7e56baf2a88e6a335' 
  AND (
    token = 'JuWRL6ft1aIxoPXtvIHpFAA7ax/UEO19uSBgwxWyDkc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )