UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tgFdqgNkVSu2V4lGbdS+KwhevtszUz1tVQpC0bm2/mw=' 
WHERE 
  key_id = '6f98fb9e88ddec85b96668164b9af33232651fd5e48566a9414ce1592ab80b11' 
  AND (
    token = 'tgFdqgNkVSu2V4lGbdS+KwhevtszUz1tVQpC0bm2/mw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )