UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Mi0I2Mrv6zO8w2flQHoIwqU+tQaFsJeYKF34US9P/VI=' 
WHERE 
  key_id = 'a898556ce9798e229b119399df0f2f43b9f01671a4350fa76bef2dca560e14dc' 
  AND (
    token = 'Mi0I2Mrv6zO8w2flQHoIwqU+tQaFsJeYKF34US9P/VI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )