UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DXi/ayFxPKCLVNsJ/AQee/fDyEG1cT13biZEq1qGIVg=' 
WHERE 
  key_id = '21516fb5f9c972e0194df489c422faa40d2e42b2bee9e3fc7c12eefa5cbf6047' 
  AND (
    token = 'DXi/ayFxPKCLVNsJ/AQee/fDyEG1cT13biZEq1qGIVg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )