UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VR78QyP4qhRWrYgBbLiQDdmwa1fMLiXDswS/TJQCG58=' 
WHERE 
  key_id = '93339f993f40a756f6f21ab3ce630ce39f9143ab5a4562269db94907c1798be8' 
  AND (
    token = 'VR78QyP4qhRWrYgBbLiQDdmwa1fMLiXDswS/TJQCG58=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )