UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VEJB2MtaucVPwziEE7r4FB/NIYK7KKwVo0QKpHZkufE=' 
WHERE 
  key_id = '539a89b8f7fe42de1b18c0118322b17e04b9132e58889f960776e4123783cf90' 
  AND (
    token = 'VEJB2MtaucVPwziEE7r4FB/NIYK7KKwVo0QKpHZkufE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )