UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VM+Sz3zqPrXw57/P3bZCmkGYSeRWHoxeU/lsw+bganU=' 
WHERE 
  key_id = '879b54d00404c1842175d7602125db5c38e462dd6df5efb3a49c055d9e552b90' 
  AND (
    token = 'VM+Sz3zqPrXw57/P3bZCmkGYSeRWHoxeU/lsw+bganU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )