UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/cXtx6olIsXwpjdAejI4TKSAZhdh1wZEtccA2BWJEDs=' 
WHERE 
  key_id = '1896130ecde6c3103e96a276e417f7d06215ae28e82d6d087603d379b3f6d904' 
  AND (
    token = '/cXtx6olIsXwpjdAejI4TKSAZhdh1wZEtccA2BWJEDs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )