UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PBXp2sedHm5fex9TOMJ00Fo3Es23gImoSJMKn5Pimcg=' 
WHERE 
  key_id = '3b68604e8ef2d87613a148fcc47f2023ec6a5ca84657429d39b9605abb4a9349' 
  AND (
    token = 'PBXp2sedHm5fex9TOMJ00Fo3Es23gImoSJMKn5Pimcg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )