UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'lnAM60Nf5zIm/HoUKS9uJisc3g8wNXnF9kNutjYd1k4=' 
WHERE 
  key_id = 'b2cf431957e2c67153e54b5c83a8a00b23edd23090300691aa8b22ec3ed70b48' 
  AND (
    token = 'lnAM60Nf5zIm/HoUKS9uJisc3g8wNXnF9kNutjYd1k4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )