UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UpXEiMq0B4J12TcKRojvmxENEjyu53Ec3NqEgdCbG2g=' 
WHERE 
  key_id = '50c5c689fde6ddc87311ccdb1cf214ba84133b95723c8eec903cf316af8b3992' 
  AND (
    token = 'UpXEiMq0B4J12TcKRojvmxENEjyu53Ec3NqEgdCbG2g=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )