UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gKyrKwunRXlRf3vVcyeAGbdKGylOzffNt2BsBZIwvIw=' 
WHERE 
  key_id = '6f57fc72b21e752e4ca55fde2ff69cc41591d8c86c79911a17f33a2c34cfe568' 
  AND (
    token = 'gKyrKwunRXlRf3vVcyeAGbdKGylOzffNt2BsBZIwvIw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )