UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'loR46lC1nttqa4XW+pMAHoKkE/SRKxkcxEJMzXKpaNQ=' 
WHERE 
  key_id = '55cd8520eeee86dabc177cc7da526f38f874eaf94385bd6a2967886a7dbe5469' 
  AND (
    token = 'loR46lC1nttqa4XW+pMAHoKkE/SRKxkcxEJMzXKpaNQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )