UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'OM/zf3Gr2eebF2q8MtSE41OqCMOSFRGc8As+E7mexBU=' 
WHERE 
  key_id = '612a68c49f8238059646c7312c288c1402846c7f89a932df986fb7852d246e8c' 
  AND (
    token = 'OM/zf3Gr2eebF2q8MtSE41OqCMOSFRGc8As+E7mexBU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )