UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'It65qXLPEh6smejQGgwMt4fvYdXADq3frBELSkdFfCQ=' 
WHERE 
  key_id = '3931ef4494eb9ecda7f8b96ec77bced5052a095a6da23647d5ce99d5faede03d' 
  AND (
    token = 'It65qXLPEh6smejQGgwMt4fvYdXADq3frBELSkdFfCQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )