UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'XtcJw1pKa+hcaSEPSI25qC3aAKzGaGrbUPf+NHLv/eE=' 
WHERE 
  key_id = 'd0df0cb89e9002a0f4363822663a6804ebde659527007e1ab147082f530d402d' 
  AND (
    token = 'XtcJw1pKa+hcaSEPSI25qC3aAKzGaGrbUPf+NHLv/eE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )