UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+Z0aqJU12W5V8jEz99RmkzdwgevO65BIjJX/ro27D3k=' 
WHERE 
  key_id = '83d9a3e1c6a51681fcc452c0e2209c02bea20fff1116d31c5b81f6aeea1b69a9' 
  AND (
    token = '+Z0aqJU12W5V8jEz99RmkzdwgevO65BIjJX/ro27D3k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )