UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pQUkG5AKQYwWkVCwbYdWwiiFXutm0d+X3nRz9pU59AI=' 
WHERE 
  key_id = '87fdac893c41be2f9a6dee3641f63619a197cb6357974900811bea791adb895c' 
  AND (
    token = 'pQUkG5AKQYwWkVCwbYdWwiiFXutm0d+X3nRz9pU59AI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )