UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Z0/KUxv+ML+dMSFFlrVqlY1lZF9i4uDEmcUr8DqALLk=' 
WHERE 
  key_id = '39b307c9062aff12fbd97b4459b77ad571b578b6dffb083dd4440557968a6af0' 
  AND (
    token = 'Z0/KUxv+ML+dMSFFlrVqlY1lZF9i4uDEmcUr8DqALLk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )