UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tOuNi0gy42TgCKTqXyHRlC3rBqYBH0q9jxACI3Y9a+0=' 
WHERE 
  key_id = '7f2116e198dff1018eec859d5af479edb45aebe7b8aa3894d99ecbd8e82ef0ff' 
  AND (
    token = 'tOuNi0gy42TgCKTqXyHRlC3rBqYBH0q9jxACI3Y9a+0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )