UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Sg5U1vW0RqZO/RJVIXno74c7R9AEJlEIOWiezhIhTeg=' 
WHERE 
  key_id = 'e79d17ea25665f94b143fde77c20e0786820611ac22ce276a3b488ec0831d308' 
  AND (
    token = 'Sg5U1vW0RqZO/RJVIXno74c7R9AEJlEIOWiezhIhTeg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )