UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yChURk7j5DfsPyeHkgchHeJgVYm8Xgcs0ExTnzAvsms=' 
WHERE 
  key_id = '284419d15f2d62b4b5d66558b77324abb26edb6c70d31c21cf21606af77e783f' 
  AND (
    token = 'yChURk7j5DfsPyeHkgchHeJgVYm8Xgcs0ExTnzAvsms=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )