UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'i3CWV/qmV4kwx+gDwPtHXOiioMrzPRtoXnplItfBcZg=' 
WHERE 
  key_id = '6cefa655856bb7c60e885923eba850170e0fbd699495894da2e9a5905bb122b3' 
  AND (
    token = 'i3CWV/qmV4kwx+gDwPtHXOiioMrzPRtoXnplItfBcZg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )