UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mJfCKWpmZLStpsba+MWUGloH/Ya5mtGqBH8tgcvX+oY=' 
WHERE 
  key_id = '4f1996dbec965ba842000ee64fc804e7a28b9f60f7f2203bd087a50243243ec9' 
  AND (
    token = 'mJfCKWpmZLStpsba+MWUGloH/Ya5mtGqBH8tgcvX+oY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )