UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '1jLRsYC/0AJGWCwbPayVoGtTTB82Uh3/yMmgrIGa5CA=' 
WHERE 
  key_id = 'ff8fea2e39d577d06b3fa88f5d7c374e7039e52e7e5e30f9213e8b414152c222' 
  AND (
    token = '1jLRsYC/0AJGWCwbPayVoGtTTB82Uh3/yMmgrIGa5CA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00034