UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3wubBAm1F6ig2GHPVdhUCZQtiyO2RGq8TcQuBhX4SDM=' 
WHERE 
  key_id = '94c18390fa2494cbde7d5a4384a55ed732ff3e0f4d02e9f0daaea3aebd2ed2b2' 
  AND (
    token = '3wubBAm1F6ig2GHPVdhUCZQtiyO2RGq8TcQuBhX4SDM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )