UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'T+MVA/BDcLRP67MTKdqGD9fBydh9lFVcCHMUzkpOWgo=' 
WHERE 
  key_id = 'e235db5634684437a8fd748c30bf327495517ee61f445f891e5c5d343fa976e4' 
  AND (
    token = 'T+MVA/BDcLRP67MTKdqGD9fBydh9lFVcCHMUzkpOWgo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )