UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Plk06AH9jvb+flbEEGELKD7Njy9ksQLrPU4pWEgKiMc=' 
WHERE 
  key_id = '513c2b5fb7f1b2dfd83543cefa9fc8685194c18a50bd6058444afb718b5e209b' 
  AND (
    token = 'Plk06AH9jvb+flbEEGELKD7Njy9ksQLrPU4pWEgKiMc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )