UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '0PRexdA5APrPEuXUalAl1C/p6DopGd3zChmynPE+SNA=' 
WHERE 
  key_id = '9f8bf9e7233840857dfebd579f8344c468e399b8dc0f59d72f01ab3c2e01b230' 
  AND (
    token = '0PRexdA5APrPEuXUalAl1C/p6DopGd3zChmynPE+SNA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )