UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yPTyv4w5UN/wTUkWV0f+tueBO0cyVZWP8YGRu++Bw7Y=' 
WHERE 
  key_id = '4934bf4019271c6f8055f443babb2b14995f77731c3d3176bfe5623ab786a3a6' 
  AND (
    token = 'yPTyv4w5UN/wTUkWV0f+tueBO0cyVZWP8YGRu++Bw7Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )