UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'r20Mj0H9rv/jGvSRv6JzTLCKnWkwE7RfrHbovS+OFP0=' 
WHERE 
  key_id = '2dac30c1847c8b48a9bf69d9d4246d45ed0590d33b5bc323182863d6c343a1c0' 
  AND (
    token = 'r20Mj0H9rv/jGvSRv6JzTLCKnWkwE7RfrHbovS+OFP0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )