UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pK9afNnLrmWdbVN8noX99ToaX1VeU+9//2M/OgqcYXM=' 
WHERE 
  key_id = 'a986108b06d9b54fd1249981d7946fd0a3707579a275d26d2edcd3c134f46c89' 
  AND (
    token = 'pK9afNnLrmWdbVN8noX99ToaX1VeU+9//2M/OgqcYXM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )