UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'z1HrpsSp+q/2ohNezF1RQpf0w7UV1iIHuBl5FsWcIno=' 
WHERE 
  key_id = '326e6a434758cc76bb291a139723e309a5b93281e19b7f9615f43ed7d460392e' 
  AND (
    token = 'z1HrpsSp+q/2ohNezF1RQpf0w7UV1iIHuBl5FsWcIno=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )