UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'C9fp8wJAaMCei3E9cPFwFHueqXFcfxoUnARMAY0RwFs=' 
WHERE 
  key_id = '79dc5b29c58c0eeb01dfd45a7770487d98fd7956c99db261925b2ef0645bc245' 
  AND (
    token = 'C9fp8wJAaMCei3E9cPFwFHueqXFcfxoUnARMAY0RwFs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )