UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/VWto+P+oMkXLUTYDvIddrfN54lOTGdvOelaCT8b/m4=' 
WHERE 
  key_id = '976ad7a41aeb4b9ebc156f29c5ab590a2affe01646d3174c8233698bd2af385d' 
  AND (
    token = '/VWto+P+oMkXLUTYDvIddrfN54lOTGdvOelaCT8b/m4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )