UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KVGuc7J0Y76f/XTDGaq+UDgq0w2Szhjwcxq7DCfazfI=' 
WHERE 
  key_id = '5f561689dcfb75ebc50b6a3238f18e2f84bfb449801003461891af9097a2a475' 
  AND (
    token = 'KVGuc7J0Y76f/XTDGaq+UDgq0w2Szhjwcxq7DCfazfI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )