UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RI9r3mvc0Y1QjWZHO1LOPkVQjev92FS01aXd0CjmnX0=' 
WHERE 
  key_id = 'b17731cbc0e1a70f8bae620fb0577155e6754de2e1f82659786bde09e56b6323' 
  AND (
    token = 'RI9r3mvc0Y1QjWZHO1LOPkVQjev92FS01aXd0CjmnX0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )