UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'FXePApk9HeF3O8fr3heA5x0DIGXb0YLU6OKEa8b9z9g=' 
WHERE 
  key_id = 'a3c5a596a52e4127086739573dca42888bfc258997ed6b68052f0b41a7f721e9' 
  AND (
    token = 'FXePApk9HeF3O8fr3heA5x0DIGXb0YLU6OKEa8b9z9g=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )