UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LKDYnFAvrFk4OskNUnJJ56xXVdKe0FuzWpqTwkQQyvc=' 
WHERE 
  key_id = '20fa7edcab38539e24bc560e8804daa9de95d562e990c9533c45e128f16120a7' 
  AND (
    token = 'LKDYnFAvrFk4OskNUnJJ56xXVdKe0FuzWpqTwkQQyvc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )