UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Fk39qMqte23jtRqcoYXLZILCkPx9gvSvv9gdvsHHFJc=' 
WHERE 
  key_id = '9b379f3284d265b94a0ec37f2be401e504653747eb75c4b394d67f754e746277' 
  AND (
    token = 'Fk39qMqte23jtRqcoYXLZILCkPx9gvSvv9gdvsHHFJc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )