UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7n4+25Lkoqa5VnIiB9bnMeni/g52nDGks9dAM+Do+9k=' 
WHERE 
  key_id = '903e8c4be51cc8d4ffad699491daff01f4d18c8e2b1a6abec52168139cc46f42' 
  AND (
    token = '7n4+25Lkoqa5VnIiB9bnMeni/g52nDGks9dAM+Do+9k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )