UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RSeb6GCG2c8cXQgYgUQtI4yfrFSs9S7+ZMlQef4SNzY=' 
WHERE 
  key_id = '1f9c12d5adfc8de8f78eef309eec6d737d66f7163634f48625df2d69d22e74af' 
  AND (
    token = 'RSeb6GCG2c8cXQgYgUQtI4yfrFSs9S7+ZMlQef4SNzY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )