UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'iP4JskLeuoExIkB5bH1A6MKIDt/IEWjbEYuWP8T9RvM=' 
WHERE 
  key_id = '6c73e3134d500bd525481913341387462cbed8d05a0598ae4f703283aab2ef10' 
  AND (
    token = 'iP4JskLeuoExIkB5bH1A6MKIDt/IEWjbEYuWP8T9RvM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )