UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Dc1ht9uqtd1Jzs7KZ+YfdgYxrm3sxmjjtVbYrpiGkJ8=' 
WHERE 
  key_id = '3c4c14fcdd95f958e15963e506bb125e58f1f6b776a12af02253174d0c349025' 
  AND (
    token = 'Dc1ht9uqtd1Jzs7KZ+YfdgYxrm3sxmjjtVbYrpiGkJ8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )