UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'i3quLR8QDwjHYIZvWBsg+EHOuoLWDqlk7wfzJUEgfNU=' 
WHERE 
  key_id = '1bf5c96ddb6a3bd88217334960e024e6bfc25e74485a4ed863a06b8d49bac391' 
  AND (
    token = 'i3quLR8QDwjHYIZvWBsg+EHOuoLWDqlk7wfzJUEgfNU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )