UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'm68nT9pF02goIA18sBJRRTYB59MjISNkoHClBjBan78=' 
WHERE 
  key_id = '70dd20eae74ed1a19918e275e8edd96117f17bd9548ec9e09c484ff4736f088f' 
  AND (
    token = 'm68nT9pF02goIA18sBJRRTYB59MjISNkoHClBjBan78=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )