UPDATE 
  q_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5smgw262mGPzqjXzkeAx6JBfGhme1sPqBwNPAMD993w=' 
WHERE 
  key_id = '03ef76febdcb6591bcd52b356fd83182c877dfa969b7fb8d27751f80d33320fc' 
  AND (
    token = '5smgw262mGPzqjXzkeAx6JBfGhme1sPqBwNPAMD993w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )