UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4wYMt7TBJeKwKFVkTKyftP63hElObgqzLZI2omi3uf4=' 
WHERE 
  key_id = '18c8c5d709e8870d3b75ad0438cd7d75984b841f678b2b888ed695c7a7b09f92' 
  AND (
    token = '4wYMt7TBJeKwKFVkTKyftP63hElObgqzLZI2omi3uf4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )