UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7XzHXCUHchETbCFQU7eWJSduSeLCCkXq2rDRDaB5ceo=' 
WHERE 
  key_id = 'b647776ebe38a2ce731f4f5d8c7ee28c8fc87dd89b1061834e10939500bf7e8d' 
  AND (
    token = '7XzHXCUHchETbCFQU7eWJSduSeLCCkXq2rDRDaB5ceo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )