UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nsAzJJGdjLyziCJfvIl955yefmsiy+k2fjqXOYQVycs=' 
WHERE 
  key_id = '2d14b59f19c268bc85852e690709d5d0c407e67ca521f28a0a97e8187496770f' 
  AND (
    token = 'nsAzJJGdjLyziCJfvIl955yefmsiy+k2fjqXOYQVycs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )