UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dFg1uWjlpZ/WmdFw9pA7dYOzxKk3XlTTNSToH78Virc=' 
WHERE 
  key_id = 'ddb5093fe123cedd5e83f2e1976f961b69435939b838dd4f0053fff7111a7657' 
  AND (
    token = 'dFg1uWjlpZ/WmdFw9pA7dYOzxKk3XlTTNSToH78Virc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )