UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7w0zc94Hu4IxIYfAAjrIUtZZRZGWciXvTItbPqd3bk4=' 
WHERE 
  key_id = '27d685f52580803f532d82fd852f507fb5faa59ebe9b0652274ed4b5e7873982' 
  AND (
    token = '7w0zc94Hu4IxIYfAAjrIUtZZRZGWciXvTItbPqd3bk4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )