UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'itRHDmMFSNUPHSctfmzC21oT2+shauWQxCkIDPsavgw=' 
WHERE 
  key_id = '793dc93e02f7d6816e62e940689a8e622ebf54ead82939dea5fbf3b3b55efb7d' 
  AND (
    token = 'itRHDmMFSNUPHSctfmzC21oT2+shauWQxCkIDPsavgw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )