UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+rAtqepIjpgcQISIHBRBSMSZ7UgSJgRxENSDXD95eWc=' 
WHERE 
  key_id = '4bc5b71aef62e2246c80695c59cdf61c0c3497ea21dacc3cb9b5f074889df307' 
  AND (
    token = '+rAtqepIjpgcQISIHBRBSMSZ7UgSJgRxENSDXD95eWc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )