UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tmdoSepmckCc3unqRU2kze9jxUu1LEERHxi1VZUFzBQ=' 
WHERE 
  key_id = '6a03979b136d7d895954766e7a19df2f9edb8c0b22533aa2ddd6fae6e0e833b8' 
  AND (
    token = 'tmdoSepmckCc3unqRU2kze9jxUu1LEERHxi1VZUFzBQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )