UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MEWEEex+624nh3DEemy4hvXnkoBFEzpJLMpthi+0W7I=' 
WHERE 
  key_id = '668ef3cb249a7f82f89a63d38307adacb24316263d680e162f4d4efbe531bd13' 
  AND (
    token = 'MEWEEex+624nh3DEemy4hvXnkoBFEzpJLMpthi+0W7I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )