UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8jFRbFSPSS3sci7Hr4fefjt/8fvdia7xY6bYzbAOKHs=' 
WHERE 
  key_id = 'a2a93bdad83ed978cad6a187d554a978134729c15ccdfed45f30454a29d6f226' 
  AND (
    token = '8jFRbFSPSS3sci7Hr4fefjt/8fvdia7xY6bYzbAOKHs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )