UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MVEMuqJmNf4fjEKIJoohP2tNbcbMXDV240U2P7k0VYU=' 
WHERE 
  key_id = '4d3a846859d989dd219348bbab91bcc5edecd4cd2c1e86f705abd1c20bba5f79' 
  AND (
    token = 'MVEMuqJmNf4fjEKIJoohP2tNbcbMXDV240U2P7k0VYU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )