UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dQHfxQrYYOAUGpbESXREn9HsgRYHoeDlvhDUlgn75ro=' 
WHERE 
  key_id = 'db03386bb727faefd2cc7f32d1f9099c9c6e02d42d8572f1ec47468b3e54a8e1' 
  AND (
    token = 'dQHfxQrYYOAUGpbESXREn9HsgRYHoeDlvhDUlgn75ro=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00038