UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'U+gbiZQakna2NRl8diDjOmF95X/3T1ms5DbHbUBsfPc=' 
WHERE 
  key_id = '4cbf1842f079fdd7332ae8482646943f1e9b4c449e5c4fa07e741fa4b9d41334' 
  AND (
    token = 'U+gbiZQakna2NRl8diDjOmF95X/3T1ms5DbHbUBsfPc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )