UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ymVKhg3ibYtJS61COEQY31ksYEVIx30E7id6sR5VhmE=' 
WHERE 
  key_id = '47d6279411d69fb856c227e5ba998013b10d56958708390de3e203fa62aa720b' 
  AND (
    token = 'ymVKhg3ibYtJS61COEQY31ksYEVIx30E7id6sR5VhmE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )