UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'fBAKYKFBDoXZ34zQ7S2OkUuwlDwfFMC9XqbLr2HXtlU=' 
WHERE 
  key_id = '38a0f6652743ed64d69cee58f8318b167508c85daf4f63ecc1f0bb9c15b3281d' 
  AND (
    token = 'fBAKYKFBDoXZ34zQ7S2OkUuwlDwfFMC9XqbLr2HXtlU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )