UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ofp1qPWcW8vKHUbQyJkteOZcVTtqpWTIeqSFBy9naIk=' 
WHERE 
  key_id = '2c51fbf8379488b97baa055f8506d85a06d7013acf28369c89c9e8fed5173e35' 
  AND (
    token = 'Ofp1qPWcW8vKHUbQyJkteOZcVTtqpWTIeqSFBy9naIk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )