UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+NV1dHkExAs9bLv5kZhn8mcqUET1bLW6wh3JY6fU4mM=' 
WHERE 
  key_id = '6985be5960052fc0137d6e5520c08b9c16de2e5e592b52182af95488a986de19' 
  AND (
    token = '+NV1dHkExAs9bLv5kZhn8mcqUET1bLW6wh3JY6fU4mM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )