UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BZ3lq/drztaAX3XcKMOlgZx548AotnYHw7ZfXTsgTRc=' 
WHERE 
  key_id = '08b5a8679e57467123f1b6268f5ed9d40ed86d313f22e4822a1e367c4326d145' 
  AND (
    token = 'BZ3lq/drztaAX3XcKMOlgZx548AotnYHw7ZfXTsgTRc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )