UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8q2expQy+lXvMetl35qEtEi9Uk5UDutqfl/PWlDInMw=' 
WHERE 
  key_id = 'a9a103f4c51539878d25f874adf59a19b20b20ff00535c82684aafa3176c4b7f' 
  AND (
    token = '8q2expQy+lXvMetl35qEtEi9Uk5UDutqfl/PWlDInMw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )