UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Kp457jU9n+rm2ISsagbH13yqmzsgxug6uGtjhsu4FwQ=' 
WHERE 
  key_id = 'b529b555728b2446ff83c5fc1681555fe34f23a101932550cc92d67de45a20d5' 
  AND (
    token = 'Kp457jU9n+rm2ISsagbH13yqmzsgxug6uGtjhsu4FwQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )