UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dwWTsrKyWVM2b5G5gtwyTwlKh7FV0u4prvUIjkFeatw=' 
WHERE 
  key_id = '635995d0bd10855885a8e624d2bee5ed953115affb633e4b5389f87e8a1ec8d5' 
  AND (
    token = 'dwWTsrKyWVM2b5G5gtwyTwlKh7FV0u4prvUIjkFeatw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )