UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UDhqWk8JIWachvB8B5gqEtP9Au2IqdUl4b8dIr0Aw8s=' 
WHERE 
  key_id = 'a6f8268e213e712c025b521a0864f413dcf43aa0f4d63e3c7be922c2dd6cac14' 
  AND (
    token = 'UDhqWk8JIWachvB8B5gqEtP9Au2IqdUl4b8dIr0Aw8s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )