UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'E1+BJU+OG/jTWzoezTzYp+Z79RAkSOqt0SigyGbU2Yc=' 
WHERE 
  key_id = '5b8b5f29f415e15b4427e72a1b14e389ace1839d1e840b41e4d36580b2c8304f' 
  AND (
    token = 'E1+BJU+OG/jTWzoezTzYp+Z79RAkSOqt0SigyGbU2Yc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )