UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'o7EGamk8lSSaCne9VbgQiZxHBaUTUQEtpjHNViWLaNo=' 
WHERE 
  key_id = '8b3859a535066c4d878f39a4af48f0aaade466d572229d78da2889994fa7436d' 
  AND (
    token = 'o7EGamk8lSSaCne9VbgQiZxHBaUTUQEtpjHNViWLaNo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )