UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MJIDTOHLGadPna2QWHh7oMWU8WVKFSPdCm8UQxzpVEA=' 
WHERE 
  key_id = '31d6fe172f8e3a92c9c7cb1a894fce448563d7b10dc6fb1218ebf59fe45d4555' 
  AND (
    token = 'MJIDTOHLGadPna2QWHh7oMWU8WVKFSPdCm8UQxzpVEA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )