UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BExfYyDz9cKk2ZLbzS/oL/aP0hsHwxymh21hhqFdJsE=' 
WHERE 
  key_id = '6f0fb48719800a902b259493ae2721b79823ebcfeb5ba7e7ddc48d7f301f4b66' 
  AND (
    token = 'BExfYyDz9cKk2ZLbzS/oL/aP0hsHwxymh21hhqFdJsE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )