UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Mo608xV1gUxpy4drQeJkhpWUVmRrsANqQnBYdBxMHHA=' 
WHERE 
  key_id = '461a541feaa270b9ddcb12b85ad4292c5e7d45be7f20f48c51b84c479aa1bdb7' 
  AND (
    token = 'Mo608xV1gUxpy4drQeJkhpWUVmRrsANqQnBYdBxMHHA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )