UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'i0jmqWZXfDNOukJQe+WYpc+zlUh6CkF0VopbBNPlTCc=' 
WHERE 
  key_id = '4b37e515964511f8b18ccc0280828568737b5da86fd035dd74540d6e25d28646' 
  AND (
    token = 'i0jmqWZXfDNOukJQe+WYpc+zlUh6CkF0VopbBNPlTCc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )