UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Zq7I71uM6EG/KEN0m5mFSkhflOoXi1GzW0MxvgSc0h4=' 
WHERE 
  key_id = '84c7d8bfab547fa9f572346f3c6a22b1a3f73c334b09543d0bfec8b94cc26ce5' 
  AND (
    token = 'Zq7I71uM6EG/KEN0m5mFSkhflOoXi1GzW0MxvgSc0h4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )