UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ht7v1w2HmkptrDgyT0+5HTj7qKZo28vwTaPINTJAON4=' 
WHERE 
  key_id = '6777f81beeca3168c4422d3602ad4a86d974687061c824259f2179510374d12f' 
  AND (
    token = 'ht7v1w2HmkptrDgyT0+5HTj7qKZo28vwTaPINTJAON4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )