UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'lU/DcLDs5ARk59rKDsQ3s9+izrAeAfJ5NPKLCrwrDMw=' 
WHERE 
  key_id = '4b6a6f52ecbc6ac2844c01955327f1d88a9503b1e79554fa363af1632d447f9d' 
  AND (
    token = 'lU/DcLDs5ARk59rKDsQ3s9+izrAeAfJ5NPKLCrwrDMw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )