UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7E3CUkV3MMO8Hichmdv6nNUEr+sYtTNzHy9EtiudWIc=' 
WHERE 
  key_id = '6df9874b053033d1eed26dfa5f0d543933896b80d6c7b1aa8144b81d701f3910' 
  AND (
    token = '7E3CUkV3MMO8Hichmdv6nNUEr+sYtTNzHy9EtiudWIc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )