UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ifdn+IFQ2N/6zawBgrgAT6C/TRlY33SAcxIO8dkOLq0=' 
WHERE 
  key_id = '4cadcb955c4bace4dc7bf387d29ec1997db20f22df9b2519bfdc73d2cd8bd9b4' 
  AND (
    token = 'ifdn+IFQ2N/6zawBgrgAT6C/TRlY33SAcxIO8dkOLq0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )