UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KYGuHD6jcmQHOGSvyOvvaBUPL1T1gy1xunAhEB9wCVM=' 
WHERE 
  key_id = '3386edd6a9870b1b5cf01a2ab95560e986c4a4c2875d513f9903a6d32832ce44' 
  AND (
    token = 'KYGuHD6jcmQHOGSvyOvvaBUPL1T1gy1xunAhEB9wCVM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )