UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'r7a9ZC7oPp9ntg5F9fWq3HDsIrkFPU2SHQOpbXI/Hps=' 
WHERE 
  key_id = '8648bd819633bde1cc49387b97a946e09341d7acb72a3819c9d7ee09d51d9a64' 
  AND (
    token = 'r7a9ZC7oPp9ntg5F9fWq3HDsIrkFPU2SHQOpbXI/Hps=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )