UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Se4Voxru22a6usm0WAAvlbmklXGYywwnmU1aySuPaJs=' 
WHERE 
  key_id = '7ad46b644ced683692db256464929d9a5640b64f752ae5b35af7a7a7539eedc8' 
  AND (
    token = 'Se4Voxru22a6usm0WAAvlbmklXGYywwnmU1aySuPaJs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )