UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'bK0m170nJCnFBhIaYEh6UG3yoPWgwWMzuF3kh5uMXaU=' 
WHERE 
  key_id = 'bf808853e4e860e441097d074bbcdeab11cf9ecc7ba86df421eb01c8ca21d2d9' 
  AND (
    token = 'bK0m170nJCnFBhIaYEh6UG3yoPWgwWMzuF3kh5uMXaU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00042