UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'j6OoZb6T9EEXY9KFN+KH2fu9SHUQbjVPEoghUF8cnEQ=' 
WHERE 
  key_id = 'c9a27fd5c7a1fffb75ab8468a61feca596977feea98f1bccb4ccf93bb2cb7821' 
  AND (
    token = 'j6OoZb6T9EEXY9KFN+KH2fu9SHUQbjVPEoghUF8cnEQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )