UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 't/GuPtNks3jYxX2PWHrNFgKpYPWMw3ly14cNM/h8aCE=' 
WHERE 
  key_id = '925136724ac8c4932d11c7d783a62a4880f8744a61aba98ec1cb8aa198d77060' 
  AND (
    token = 't/GuPtNks3jYxX2PWHrNFgKpYPWMw3ly14cNM/h8aCE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )