UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'S6ePpfQPAE2vkfZ3GfqYwqMEF/tIx6pyAIL39MQ0PMA=' 
WHERE 
  key_id = '9cd9ffa43a31a906d774e2c50ddd1fa6d869e14cadddad192e07ecba5e2bd75b' 
  AND (
    token = 'S6ePpfQPAE2vkfZ3GfqYwqMEF/tIx6pyAIL39MQ0PMA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )