UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vI8Vfv4dCRg6X/m/NzU7UOtrIrnW5ermnWtDiElXTPQ=' 
WHERE 
  key_id = '6034b1e955eafe1783e2ad8172733bb01decd3727b2b266e1a8f6402175e682e' 
  AND (
    token = 'vI8Vfv4dCRg6X/m/NzU7UOtrIrnW5ermnWtDiElXTPQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )