UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UeV2BYEulNUfgciljwMLv55giFrpsPtbephse6i9fgc=' 
WHERE 
  key_id = '915aa9d96f73a781d4ab42305d0cbfad37058568f5b5fbfca461eb1f322a822f' 
  AND (
    token = 'UeV2BYEulNUfgciljwMLv55giFrpsPtbephse6i9fgc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )