UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'OYtUuF7l0Els5IpFgHIp0GLOFtA4H3+EpEhtuWrjOEg=' 
WHERE 
  key_id = '6e87a48237799ea73dbb60d2ac005c2555c9628e038b5f3da745c299151ce5c3' 
  AND (
    token = 'OYtUuF7l0Els5IpFgHIp0GLOFtA4H3+EpEhtuWrjOEg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )