UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pPUwFs7i8D0IBwVvjLhQAT5JLDrgv5mcxQb37uHabps=' 
WHERE 
  key_id = 'b93933ff8c0c46a37f85bd11494f7d6453e768dc254c572e8718e7d4d03f050a' 
  AND (
    token = 'pPUwFs7i8D0IBwVvjLhQAT5JLDrgv5mcxQb37uHabps=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )