UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6dN0tJe0gBi4N0JZmej9mx56vy5aPuQWFnEXvNYcpOM=' 
WHERE 
  key_id = 'cf402d0ff22bd822abc1c062e347d3a2759f73a17932d27d1b5bd2c1d9ca1304' 
  AND (
    token = '6dN0tJe0gBi4N0JZmej9mx56vy5aPuQWFnEXvNYcpOM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )