UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'C6wVs1A8kIegZY9J2nKMZtBUsy/6W3VUjP61sAYVomk=' 
WHERE 
  key_id = '75d6eb7901ad909296f238c0f9ba8ace81800957d48309928cd6a4e7c5bf387a' 
  AND (
    token = 'C6wVs1A8kIegZY9J2nKMZtBUsy/6W3VUjP61sAYVomk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )