UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/Mzgr0ITE+nqY9eENVLWCBu4glLfgfimp0/9Y9S6ATc=' 
WHERE 
  key_id = '7f8a71535cabe3778f8a9aba124d719834d8160d934a4e523a1adad3cba5858d' 
  AND (
    token = '/Mzgr0ITE+nqY9eENVLWCBu4glLfgfimp0/9Y9S6ATc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )