UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'C3H6YjkM7osiSFy8EQvHa8BBZtltOwmE1EZLvEzTAkM=' 
WHERE 
  key_id = '305735c3e380e83f03fe866016f0007d29b9d6a0f985e75eb4d6a4ac56fbbabd' 
  AND (
    token = 'C3H6YjkM7osiSFy8EQvHa8BBZtltOwmE1EZLvEzTAkM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )