UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'K27dZPmg9JPGOSSWKl63hucDViDEjGlpNVGaNJP7bg0=' 
WHERE 
  key_id = '9e3376b1eccb1eed1923ec46453639a2e7092dd577000c301158711af2912510' 
  AND (
    token = 'K27dZPmg9JPGOSSWKl63hucDViDEjGlpNVGaNJP7bg0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )