UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'YeIFjbmlqbNa3hapmNzYqYMcnrsU6vDlFPUjvqzZavA=' 
WHERE 
  key_id = '2755384700a96f73c79871687ac3b91b9aeb8af16851f0444a3d40a04d71b2c6' 
  AND (
    token = 'YeIFjbmlqbNa3hapmNzYqYMcnrsU6vDlFPUjvqzZavA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )