UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5GGf7wEC7E6iyZLuj2d0PFavosZVX3aVDWBSgLEFOPA=' 
WHERE 
  key_id = '504c34075963d9e5d5516dd99bb1b2ea53040967463fc713117794b1d55312e1' 
  AND (
    token = '5GGf7wEC7E6iyZLuj2d0PFavosZVX3aVDWBSgLEFOPA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )