UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mRm4+ZhIhwqD4bSYetZmccgbXWb057uFwP5uuD3iaRg=' 
WHERE 
  key_id = '9f3bea45779004f7aa6862e54b6daed6f20ed7b4529bb824609c6503d0449f20' 
  AND (
    token = 'mRm4+ZhIhwqD4bSYetZmccgbXWb057uFwP5uuD3iaRg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )