UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CxezFs77drcSnnroO17chTVpowhxzduShfXO6eFj34g=' 
WHERE 
  key_id = '2c7d49f60ea9f1318b10d23b29ecd84fc4eed8a0d577aaf1338689df6ea5e1f4' 
  AND (
    token = 'CxezFs77drcSnnroO17chTVpowhxzduShfXO6eFj34g=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )