UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MV6PIxxYCm2Nx5rjEtTp+GcvknjDBxXU+IxlnUkpl18=' 
WHERE 
  key_id = 'cc47176864cd5b2d9b5df81d85cd286fc9f79e5b1523a7480a594e0823d65e96' 
  AND (
    token = 'MV6PIxxYCm2Nx5rjEtTp+GcvknjDBxXU+IxlnUkpl18=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )