UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'HYnGtbNFa7NCjx+5ERykT/tae4/NbFqaxLRVKQQfGeY=' 
WHERE 
  key_id = '83a4860a2c9f3fcafabb931d8366260f0b47348013e7a6d8ca1d019ba4e163e4' 
  AND (
    token = 'HYnGtbNFa7NCjx+5ERykT/tae4/NbFqaxLRVKQQfGeY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )