UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '52dMDt4+Kgq7pl78FVmgEO+XqAbjG8GgZUpLFHUL6HE=' 
WHERE 
  key_id = '900e8b18ec9c3e52a465043da933a5c054dc8465305c14f04ceeaf2187cb38f3' 
  AND (
    token = '52dMDt4+Kgq7pl78FVmgEO+XqAbjG8GgZUpLFHUL6HE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )