UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'S2L7bzMd41oRzbSkx6T7r5DihF6Rs1nan36lbPSTOk0=' 
WHERE 
  key_id = '8d8209d9e13c67b64be7747d45e98df010f1d7caad3105be3ab74fed41385ab2' 
  AND (
    token = 'S2L7bzMd41oRzbSkx6T7r5DihF6Rs1nan36lbPSTOk0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )