UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'a6zThH/jmpCzq+ph30JH2FNuDJ0f1LbZ4opEdn5Dawo=' 
WHERE 
  key_id = '4d344a8a035d399beafa8f2b709390cc409e41df7e3fc24afba02c94b635aa73' 
  AND (
    token = 'a6zThH/jmpCzq+ph30JH2FNuDJ0f1LbZ4opEdn5Dawo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )