UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4rvSUDqCCEapgU9ieWy40cBsrkeO99UiKfucu7RjBq8=' 
WHERE 
  key_id = '4dad2c256c1622d6693b8d6f6c98e80e1e3503f626763382b8d9d4193db595e8' 
  AND (
    token = '4rvSUDqCCEapgU9ieWy40cBsrkeO99UiKfucu7RjBq8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )