UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'k/1ME29ibg336oaHbHYybleDOfre4z0kBjKes/oyu+E=' 
WHERE 
  key_id = 'b895cbe2b33c97f56146a2f15becac5f59c1cbf5608f02f427635c52c3675014' 
  AND (
    token = 'k/1ME29ibg336oaHbHYybleDOfre4z0kBjKes/oyu+E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )