UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'l2649sdNflQ5OrIoH2TyVvbqyYPdTEdcLM5qzo2tXYo=' 
WHERE 
  key_id = '50d1c14df0a65843ed132c4d1ff190e647af56d94505fe306b119aa6ed582dd5' 
  AND (
    token = 'l2649sdNflQ5OrIoH2TyVvbqyYPdTEdcLM5qzo2tXYo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )