UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ex0fwmDY9XCSLvGxV+4SylemWQEc67cvhmmsI/28/pw=' 
WHERE 
  key_id = '38648f9d0b539a2016a4392cdf777c20d3893541b0025ae1b149d79bdbe8bbb8' 
  AND (
    token = 'Ex0fwmDY9XCSLvGxV+4SylemWQEc67cvhmmsI/28/pw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )