UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'x3uNd1VOHmqgBps5Xl2S5WdSobV2o+jAcw05Kdtbpzc=' 
WHERE 
  key_id = '9e948be8ca035fe5c21149d6ef77a5376d9de82882f6bea66edadd37759935a5' 
  AND (
    token = 'x3uNd1VOHmqgBps5Xl2S5WdSobV2o+jAcw05Kdtbpzc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00025