UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zPdV6InUf8nCJ6fDG25n0OSYo82ipuJhTtr6jQdFSjE=' 
WHERE 
  key_id = '71acf2bc780b1c1de0b3728461799f3269fd5272cf1c8f9ef0318925ab939f39' 
  AND (
    token = 'zPdV6InUf8nCJ6fDG25n0OSYo82ipuJhTtr6jQdFSjE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )