UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'iHe9JmOgfd3ubPahdOHv+qQASyz1SFEFTK1mgQeA6OM=' 
WHERE 
  key_id = '6e338932c227d2dca573686aa96a96dc04459ac94fe307354300208f416e28b3' 
  AND (
    token = 'iHe9JmOgfd3ubPahdOHv+qQASyz1SFEFTK1mgQeA6OM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )