UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'M3txqn43K9kuOMrD6SzzwLTxH124VQLL6XPdoLukUzk=' 
WHERE 
  key_id = '8fb250fe5f6050a4087c9bbe3adfa62f6aef2f9b6b2c2490e79bdd9292c76d82' 
  AND (
    token = 'M3txqn43K9kuOMrD6SzzwLTxH124VQLL6XPdoLukUzk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )