UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5VJR8NCiNOKmjTo8nc0NK/vSZ75uqjetT9siZrtsOWA=' 
WHERE 
  key_id = '68d323a1de872dfe43e5a6702e41bd8561424425167c9b9eb3bf7a1a9a7aa49b' 
  AND (
    token = '5VJR8NCiNOKmjTo8nc0NK/vSZ75uqjetT9siZrtsOWA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )