UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DwlcdzN1Ss6pa2S1IIDDHfZYgukRuDHDX8nPY1xyNc8=' 
WHERE 
  key_id = '836d8292ec410862b80750d42c42ddb40aa5e7308fd098a4be56ec8ef20eb8a0' 
  AND (
    token = 'DwlcdzN1Ss6pa2S1IIDDHfZYgukRuDHDX8nPY1xyNc8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )