UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'k2zaSZq9kP6KffVtg2nMpzdPuo0HpvJEfKAxG25tHlY=' 
WHERE 
  key_id = 'e7b6cb232a45605635d25b5e6cd3678e6c9062cd5faf9e6f64f11bed7c6c9f0e' 
  AND (
    token = 'k2zaSZq9kP6KffVtg2nMpzdPuo0HpvJEfKAxG25tHlY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )