UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Kgu07XZuW8HziDDSHY+uE17YdJzUdCs9aWSApVmtDmE=' 
WHERE 
  key_id = '3f6d38ee11091c377eb7c1abd3a0d710f003985e00f612d7152af37139144d5f' 
  AND (
    token = 'Kgu07XZuW8HziDDSHY+uE17YdJzUdCs9aWSApVmtDmE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )