UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ws7k//LF38NhT8twj0nC8FIuFooVCgYkxiFZvue/WSI=' 
WHERE 
  key_id = '80eb65c7b489bcfd67ca4a88075a27c18cc37ad7c71160fe67a35ff58a3c58aa' 
  AND (
    token = 'Ws7k//LF38NhT8twj0nC8FIuFooVCgYkxiFZvue/WSI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00030