UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'liVjUCPF9FT1lUzNMg04RjJt9NxTjA/erk+gXHKMwAE=' 
WHERE 
  key_id = '9a34bbcc60f951051f8ddac781d1eca20fde35d879308747646b197a200ef789' 
  AND (
    token = 'liVjUCPF9FT1lUzNMg04RjJt9NxTjA/erk+gXHKMwAE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )