UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'H7K7v8jnxJLFHbrMdOUXNzBM7lsYSVvSYpkgGB395vA=' 
WHERE 
  key_id = '4542e36645ee1a50533b5b846ab0973fc2f8532688832e821105f05f29a33f4d' 
  AND (
    token = 'H7K7v8jnxJLFHbrMdOUXNzBM7lsYSVvSYpkgGB395vA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )