UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'IsP4SGgsYOWDMP2TQFmFfKBsNhSrGMLxBpZjfkHskds=' 
WHERE 
  key_id = 'b4136abcfc93cea1f92ae72028234fe776fa04f842e42385abba36f7273167e9' 
  AND (
    token = 'IsP4SGgsYOWDMP2TQFmFfKBsNhSrGMLxBpZjfkHskds=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )