UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '1gGBKYBi/N/VVxiTMddPT1Kep1qw1yk0sE8w1M/7afM=' 
WHERE 
  key_id = '19f278e00a2c3c49b62f605f258e89472db66f4c357aa010856f828eb7253f2e' 
  AND (
    token = '1gGBKYBi/N/VVxiTMddPT1Kep1qw1yk0sE8w1M/7afM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )