UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5QOuSQGZIkO9eV+8ONlo9qUUy8B7CBIdVYtAAQF2znI=' 
WHERE 
  key_id = '38978bf162f620fdf2fe247d10ba45d2a859d43a266961d597be48e00888d391' 
  AND (
    token = '5QOuSQGZIkO9eV+8ONlo9qUUy8B7CBIdVYtAAQF2znI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )