UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mKXtYrTsyx+98CFu71rBV1ilt/SCG7Xkgoc0fckqXMk=' 
WHERE 
  key_id = '5acc17073a041892a941999b965f19b5174b35e5077102ed24c4070a47e2b21b' 
  AND (
    token = 'mKXtYrTsyx+98CFu71rBV1ilt/SCG7Xkgoc0fckqXMk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )