UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'v4AzYZMtjo7Ci3Hg+KFMgB0JVPwxvtjLsdumFaltKEA=' 
WHERE 
  key_id = '737ce12c422efec2526c0ca3eff101448c12b877e21f8638e0e104fbe3a3ae37' 
  AND (
    token = 'v4AzYZMtjo7Ci3Hg+KFMgB0JVPwxvtjLsdumFaltKEA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )