UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'savxUDC9nyrBhdJnC/MxxSSxCG8RMwKlsKW0YOzEaI8=' 
WHERE 
  key_id = 'd4e81304e48a0b6e0b80e9681d4807cf25cd17a35dd03dcd9076c0d1ac3ec4f9' 
  AND (
    token = 'savxUDC9nyrBhdJnC/MxxSSxCG8RMwKlsKW0YOzEaI8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )