UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'b6hPGGe/jezdf7IuLFKnJlg/ufmIg+yX7tLLjRGstlE=' 
WHERE 
  key_id = '7b59f875de532320d4a917a583b2da0cb0e8288c585031c7ab0077de15573824' 
  AND (
    token = 'b6hPGGe/jezdf7IuLFKnJlg/ufmIg+yX7tLLjRGstlE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )