UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'T2MLmZIdtTpZioDYowrLA4oQNf54pE+XLU9YpvGZ/ig=' 
WHERE 
  key_id = '2939de2b25616f68088a46aa33b532450ea833d66cd8f3be94e17a93ca1b98c8' 
  AND (
    token = 'T2MLmZIdtTpZioDYowrLA4oQNf54pE+XLU9YpvGZ/ig=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )