UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yzNc5VXEwQMgId2FvN7aQWVjem+cXY0mbVfIiGAe/Tw=' 
WHERE 
  key_id = '97586750a5034fb2bfa026eedb963f9da3bebbecbeff4352dba17e90bb9ef621' 
  AND (
    token = 'yzNc5VXEwQMgId2FvN7aQWVjem+cXY0mbVfIiGAe/Tw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )