UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8M0Lx+vH0+4FBClI6bLjqPFYlEIzFt4Qhbi84QFECuM=' 
WHERE 
  key_id = '0fac4892baceb598ede3ed9eefbde562059f04bfb56a6075b4cc6481ab43d279' 
  AND (
    token = '8M0Lx+vH0+4FBClI6bLjqPFYlEIzFt4Qhbi84QFECuM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )