UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'TECTPrp8qGJV8TsWId/WSDI5LWni6e1adfviw2dXVqs=' 
WHERE 
  key_id = 'a5c740b3e31ff920ad9710940b5e1f0898f1c5d0911c5e0e83fbcf7e0cfcc8d5' 
  AND (
    token = 'TECTPrp8qGJV8TsWId/WSDI5LWni6e1adfviw2dXVqs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )