UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'w0OcBtNB5yumxXb7A+InfzCqXe18YBj6E4KgcoEC5To=' 
WHERE 
  key_id = '3b72044a154a07ea3e2cd7ee7584e7cf5a76d9557640ed308037c7ec02b24288' 
  AND (
    token = 'w0OcBtNB5yumxXb7A+InfzCqXe18YBj6E4KgcoEC5To=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )