UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2WymJJBXp2G29tj21LbW0irkFuZufA0CHHnw04AcdE8=' 
WHERE 
  key_id = '6f33cda64824b9f0277d781ed3cb699a51d766f4e8d4e5d45966003e51725820' 
  AND (
    token = '2WymJJBXp2G29tj21LbW0irkFuZufA0CHHnw04AcdE8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )