UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'fNmYpaCr9Lf8BLdZSwdaxthkiNxHjlMck0ezvVo26C8=' 
WHERE 
  key_id = 'a9860a6ebeb53d4a8219d8a7af3e80f6e85eaf3889bb7f0235a2f79b8ef0279b' 
  AND (
    token = 'fNmYpaCr9Lf8BLdZSwdaxthkiNxHjlMck0ezvVo26C8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )