UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'I93LBjSbuvUFHsGK/q9lXrd6xbpUJniF3UVdm47LxRE=' 
WHERE 
  key_id = '6bd23161760e0930bbfc9e07811ba565ebcafb06d27feef5478f6628b1a95460' 
  AND (
    token = 'I93LBjSbuvUFHsGK/q9lXrd6xbpUJniF3UVdm47LxRE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )