UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RJqDr5PXTHBvHGCOYNNYGZWfM/dtvvx/ElDu4TNz4WY=' 
WHERE 
  key_id = '2a5d81a677be57eb8421083ab367a0f50c0f7c07ca2eb6c1c6854f993940fbe9' 
  AND (
    token = 'RJqDr5PXTHBvHGCOYNNYGZWfM/dtvvx/ElDu4TNz4WY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )