UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'oEETXyTEG+TUWspw2/j7F32P4mkr5xA6Md/KUkmm520=' 
WHERE 
  key_id = '51845878844a0af7574b00bfb5620af8caf59041d0c42e903eab31bcbc6eb9e4' 
  AND (
    token = 'oEETXyTEG+TUWspw2/j7F32P4mkr5xA6Md/KUkmm520=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )