UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RtEp53BQ81jVWohXG5OjkfnPmKC7JZgv29WqQgi+tB0=' 
WHERE 
  key_id = '03b6a518302d1e4ceeff556c09f832f83cc1d94db6b36e450e5f2a322f7f7604' 
  AND (
    token = 'RtEp53BQ81jVWohXG5OjkfnPmKC7JZgv29WqQgi+tB0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )