UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'l1qUFr73aWhgah58LK7TAqbFUg0BbNiDp5WVobPEXJg=' 
WHERE 
  key_id = '28eeb76526f45000ea9b5697b313819b9b655ddc1d02c43182049a5e6a978dcc' 
  AND (
    token = 'l1qUFr73aWhgah58LK7TAqbFUg0BbNiDp5WVobPEXJg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )