UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PcnA2dr9bvfErtmO6ah+k/p4kLwIlx7rAO12Z5v9gk0=' 
WHERE 
  key_id = '8b0e195a9dd32abef3bf5486bfe3a773f9fd20e4c4865d39883cc49bd968dd9b' 
  AND (
    token = 'PcnA2dr9bvfErtmO6ah+k/p4kLwIlx7rAO12Z5v9gk0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )