UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Kc/2kQkGfXBmE8ysc0dLD9md/OvT3AkeTsq8aAb4euQ=' 
WHERE 
  key_id = 'de37170b3120f0b446f5ff90fc63a609204ddd3c532aab969c27409fd4cc7ca7' 
  AND (
    token = 'Kc/2kQkGfXBmE8ysc0dLD9md/OvT3AkeTsq8aAb4euQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )