UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RfEzPRq1MFc5X11kbeddEMA2todQOFvkzjXRH1xz4uo=' 
WHERE 
  key_id = '249a87090e1db2930bf9b04543d01685190fa2eb251e24425a3771050d86de06' 
  AND (
    token = 'RfEzPRq1MFc5X11kbeddEMA2todQOFvkzjXRH1xz4uo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )