UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'c3SZqyysDwGjO2x6SdoilVE0MUHtAFCyBuK3t7OVUx4=' 
WHERE 
  key_id = '3b4cb646f91129e74fc760d10d4be0cc9eb21d678a754a1304bedbc3ddc7d1e2' 
  AND (
    token = 'c3SZqyysDwGjO2x6SdoilVE0MUHtAFCyBuK3t7OVUx4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )