UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mjwB0TRt4WPHvTH1t88N3rqRRk/kNfMAAp7VwLZ//N4=' 
WHERE 
  key_id = '31bc014cfada060db6c05049438fdb0a1555e3c9a4e00c087c87a7743bf02307' 
  AND (
    token = 'mjwB0TRt4WPHvTH1t88N3rqRRk/kNfMAAp7VwLZ//N4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )