UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7bBTaFGvLocgvWgIwYkhP94r+Wp7zY6/9VGuIE5gu/Q=' 
WHERE 
  key_id = '16b553f3731925218c865af0dbb852cac2e94e8845d79933716baf80114ca63f' 
  AND (
    token = '7bBTaFGvLocgvWgIwYkhP94r+Wp7zY6/9VGuIE5gu/Q=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )