UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VuC1uD5D3jm7+cK3/rTrHFAZUoHqHBNHcQppic1pfi4=' 
WHERE 
  key_id = '968c71a8d8e605d9ae7103819981cb4327e84ba56467ad7fca3238d2f5930684' 
  AND (
    token = 'VuC1uD5D3jm7+cK3/rTrHFAZUoHqHBNHcQppic1pfi4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )