UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'AyQwWshdTwp6JwnvEg3kwNjWcPqNi2f1Wcp/Np4fPZc=' 
WHERE 
  key_id = '8af7b2438407b2604157166944613b42c45496ba98debd1c6fd04b602a52e44b' 
  AND (
    token = 'AyQwWshdTwp6JwnvEg3kwNjWcPqNi2f1Wcp/Np4fPZc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )