UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'TAXGAJ2Cyj3gEeIVWusUq9qsmNeFHa27gw76DNlgJmU=' 
WHERE 
  key_id = 'b91e95c5b134021087e4df11d9fe9983443371d4c6e62745d2d8dc8d0da4f956' 
  AND (
    token = 'TAXGAJ2Cyj3gEeIVWusUq9qsmNeFHa27gw76DNlgJmU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )