UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pB8x0LP9oHziI0mydMAaaQGRx0mqCkqlAFw+8FkDNKg=' 
WHERE 
  key_id = '81273c9438bbdbce5004d7795dad53ca97c37332d2eb6158dd30843a15cf8b73' 
  AND (
    token = 'pB8x0LP9oHziI0mydMAaaQGRx0mqCkqlAFw+8FkDNKg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )