UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MENaK1UDnckSHjrOFv8QDrtmDaG3YaLcbVOTUtndcUw=' 
WHERE 
  key_id = 'b8068d1938b7b9e02033962f3326073974e4bf1483bd766fefd1a6286a126c28' 
  AND (
    token = 'MENaK1UDnckSHjrOFv8QDrtmDaG3YaLcbVOTUtndcUw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )