UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'lIexA6/fvcznmF3hQF8kBsk28gcy23sHjQbEbQByt94=' 
WHERE 
  key_id = '6ddf880c555efe9a54b84b970ccff2f048e74dd2b576eac378afdf6a0dfda459' 
  AND (
    token = 'lIexA6/fvcznmF3hQF8kBsk28gcy23sHjQbEbQByt94=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )