UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'g/pM5lDsOiQGwF9wLUGJyy0Ap6xdA7Rx7KTOAYDRYB8=' 
WHERE 
  key_id = '181a70bcb82818b2232543d0848245ce971a2a206c21120d564379ccd9e364b8' 
  AND (
    token = 'g/pM5lDsOiQGwF9wLUGJyy0Ap6xdA7Rx7KTOAYDRYB8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )