UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '18J2fAl0jV+BHgegtABulExUARAInuORhMeAvzDA7/w=' 
WHERE 
  key_id = '9ae8b2f815b412d8bc60f2986258f971b09a10a5f995d0e9922948d57d4f97c2' 
  AND (
    token = '18J2fAl0jV+BHgegtABulExUARAInuORhMeAvzDA7/w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )