UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'g8IsnuPEk5LpIirDZrM43cUnMgypqwj9UTX3QT/rXrs=' 
WHERE 
  key_id = 'e6366562173a4301108f95d550514eabf7489b5aa372ff6d74100229425b5ed8' 
  AND (
    token = 'g8IsnuPEk5LpIirDZrM43cUnMgypqwj9UTX3QT/rXrs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )