UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ZVAtBxj3563UWuMqzx6RUWr4W6KiHoBQuTqpfUGWKp8=' 
WHERE 
  key_id = '46180008698e950575eff92a8f61283e887a88f003e584ae717daddf333dc76c' 
  AND (
    token = 'ZVAtBxj3563UWuMqzx6RUWr4W6KiHoBQuTqpfUGWKp8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00027