UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MjGVHmo7EwzCjl42C0jxdxlkJsgFKGqzdJv9KlwMMeU=' 
WHERE 
  key_id = '510be525224d5f461ae7ac5b580619b21b460fffb4e418ccbba433f985ffa1c9' 
  AND (
    token = 'MjGVHmo7EwzCjl42C0jxdxlkJsgFKGqzdJv9KlwMMeU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )