UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2074+tLj26lw5pWL4+jhJIySo04X2NLD2iWmuKw3a88=' 
WHERE 
  key_id = '6b478da9042829814a59c84ce86d554572b9325839f916368e1bfefea089b27c' 
  AND (
    token = '2074+tLj26lw5pWL4+jhJIySo04X2NLD2iWmuKw3a88=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )