UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RMSrawrtp/Iq4mbc7jIblG5Y3YEYyBlqJtbZrCKQErU=' 
WHERE 
  key_id = '9c336be8eaaec9320aabb74e6843fa6a0e8a018682e71caa4b8d7ac062a9b3c0' 
  AND (
    token = 'RMSrawrtp/Iq4mbc7jIblG5Y3YEYyBlqJtbZrCKQErU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )