UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'XtMRqDDicSQjt7oIfxYVCDb7mOSh54XHVSpA+nV/1ik=' 
WHERE 
  key_id = 'b4202ec1b18b7ef981cc8420ff83f19a1275961771eca97d44f27136d952e9c8' 
  AND (
    token = 'XtMRqDDicSQjt7oIfxYVCDb7mOSh54XHVSpA+nV/1ik=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )