UPDATE 
  q_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'aBZ0WKd4JylatHFhFunRDGU/5S6hU6UodmcXiehtRpY=' 
WHERE 
  key_id = 'a7f2d548da1e4788ed7acf97082aa557ebf521de11e7cfd4c188f462d6aa1b96' 
  AND (
    token = 'aBZ0WKd4JylatHFhFunRDGU/5S6hU6UodmcXiehtRpY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )