UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MyD4zlRDuNvzedmlHJV2ZGmZVkdQVr1YexcDApsydPY=' 
WHERE 
  key_id = '1277319b4c0fb5ea1adcbae64b60b83d5f12ab827f47e6536237021a33c88ed5' 
  AND (
    token = 'MyD4zlRDuNvzedmlHJV2ZGmZVkdQVr1YexcDApsydPY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )