UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'x9VUswrnqCfAEnxFR2/9Fpe9zsdITT+WZ49jim6pu9E=' 
WHERE 
  key_id = '21d61ce503332d417165c24fa7c9f7bd0ae0c5b998a2717b5933c7d1e7db91cc' 
  AND (
    token = 'x9VUswrnqCfAEnxFR2/9Fpe9zsdITT+WZ49jim6pu9E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )