UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4W7xwIgG4ZZrgucE1yIZi/zNTGzO80X02CByTsdRX7c=' 
WHERE 
  key_id = 'd20dea769270592d0fa3438bcd285db61bdb23c12d83141f48cd9e5ed1e4780c' 
  AND (
    token = '4W7xwIgG4ZZrgucE1yIZi/zNTGzO80X02CByTsdRX7c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )