UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dNnXUNhyNiOpjmjyR7LD+Gurl0tC2LRruFyivCzXYlg=' 
WHERE 
  key_id = '7a4e6f36a93b1f4327189207ca9731be077496c8506227e9a2a6c99025863edb' 
  AND (
    token = 'dNnXUNhyNiOpjmjyR7LD+Gurl0tC2LRruFyivCzXYlg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )