UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mHubkA9ZrlnBMEFZ6vPHYdkRtu8pz+2WZLdAXvDOe2c=' 
WHERE 
  key_id = '8fb844d014ee5901b70c9f70d877a20768c37c7815f185acb61074ce2ae3e6f2' 
  AND (
    token = 'mHubkA9ZrlnBMEFZ6vPHYdkRtu8pz+2WZLdAXvDOe2c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )