UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xk3wXm4eC0WGw9l0da6bYie17d02DNe4OKQHGKCBiXs=' 
WHERE 
  key_id = '2778f99a5850c48e826544d64821c576be48627f0ccb48a45fef72c7f4d16a54' 
  AND (
    token = 'xk3wXm4eC0WGw9l0da6bYie17d02DNe4OKQHGKCBiXs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )