UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'OTkwgjlGI7Mj499tCny/mUlgVHDJqXPQ/zLtro6BlnE=' 
WHERE 
  key_id = '756cf4aaa17e7cb73bad2930532aa4dc36eca69016ed423bd2501a3361acc8e2' 
  AND (
    token = 'OTkwgjlGI7Mj499tCny/mUlgVHDJqXPQ/zLtro6BlnE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )