UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'AjIXMzsNhSJzpNYaQnjn4xxAEyc0PmfU5dAw89Te12U=' 
WHERE 
  key_id = '3a40e9ac140a435859441d35a075b186feb7c406a9c88c827ce3f653e30588ee' 
  AND (
    token = 'AjIXMzsNhSJzpNYaQnjn4xxAEyc0PmfU5dAw89Te12U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )