UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VcKWO72UacuSzvuudWjTTjfl3hltq7zZY3odWbHe6bw=' 
WHERE 
  key_id = '4c6e0b134563f2f7bfff27fb689476c2dfa8e9400251f2f484e6f3358f462333' 
  AND (
    token = 'VcKWO72UacuSzvuudWjTTjfl3hltq7zZY3odWbHe6bw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )