UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SmjPyYX4WuJrsMOvMVf7RqB4zzHAJTIa5zfBWkejZRE=' 
WHERE 
  key_id = 'e98c6a2c54a28d269e458ecbd7ea09d9817e7d91ddb3e63fce3cbd20b439f4c7' 
  AND (
    token = 'SmjPyYX4WuJrsMOvMVf7RqB4zzHAJTIa5zfBWkejZRE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )