UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'L6aCE9dIdt1MZBAt3XDFyil/tcAhRjnY9PUEzivULCA=' 
WHERE 
  key_id = 'df1de8e4063093cc5fbe3d6001155b22b34bc4fa7f45f32b6b410d63d0598a68' 
  AND (
    token = 'L6aCE9dIdt1MZBAt3XDFyil/tcAhRjnY9PUEzivULCA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )