UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6RaHq4VCJ90P/ioGR1Fk8XJMOL9tVbmzp5X9EOVLH6w=' 
WHERE 
  key_id = '8c8349638283e135686c76db14468175718437f62f72065e7109e3d5c81f2056' 
  AND (
    token = '6RaHq4VCJ90P/ioGR1Fk8XJMOL9tVbmzp5X9EOVLH6w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )