UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RLsocjlBZ0jlw9c1ErHfgJU955Rtwp0dFTcmEHrs7XU=' 
WHERE 
  key_id = '0876f340b99a227d1cf2d08bd614c8d3504e66cab2aeee1b4f63b822e3339af7' 
  AND (
    token = 'RLsocjlBZ0jlw9c1ErHfgJU955Rtwp0dFTcmEHrs7XU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )