UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3zCjKOjxtdLTAPS+RTZh6V58wn2kArFRj63wt237gww=' 
WHERE 
  key_id = '3818396ddf3c3d503a8e988f99c66bd16cd8ce6f09beee7fdce2cfdc74e35906' 
  AND (
    token = '3zCjKOjxtdLTAPS+RTZh6V58wn2kArFRj63wt237gww=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )