UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 't+ZU8HMvk8arVFp2f7f4JK3T1rosl6rk6xeMyJWt0fA=' 
WHERE 
  key_id = '42b146fa43941110dffd7906a88350b9e68fb64977345d2dfdd68f75862651e9' 
  AND (
    token = 't+ZU8HMvk8arVFp2f7f4JK3T1rosl6rk6xeMyJWt0fA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )