UPDATE 
  q_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7Q1eOLxQcKXfU41FVvE2yPRzEps36hPkImIFnnQC2E0=' 
WHERE 
  key_id = '0738a7c9cfb8541e9bc6dc7add2b48b16879699fc83a1d1891dff638966b692f' 
  AND (
    token = '7Q1eOLxQcKXfU41FVvE2yPRzEps36hPkImIFnnQC2E0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )