UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KVePGR7tgeUCdZV8Je6OZl1+MVJegJuTcRgxG8vVPUw=' 
WHERE 
  key_id = '21848863837fe81b8971600e23560ac9170825be18fb2afe1c8c053d7046e1ae' 
  AND (
    token = 'KVePGR7tgeUCdZV8Je6OZl1+MVJegJuTcRgxG8vVPUw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )