UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xENsmxL5XGXefE/NWgpWiyjHJSu2mMLuSRWb4Y30kOI=' 
WHERE 
  key_id = '4ddfcbb519fec8d6b8e089da0bc535bd622124386084e19a66d624594c37f313' 
  AND (
    token = 'xENsmxL5XGXefE/NWgpWiyjHJSu2mMLuSRWb4Y30kOI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )