UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'q7HnEistCPoyklVcJPDSO05mFxYAgVWmhmV1gxXYJ0c=' 
WHERE 
  key_id = '646074c1fbc8009ffde68fbd3a08b87b5c339f237153b6f16515dcdc86cb829f' 
  AND (
    token = 'q7HnEistCPoyklVcJPDSO05mFxYAgVWmhmV1gxXYJ0c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )