UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Pa8t9Ld9OMT+pRJ/2tnHYXQMkxaXRQn7JcuMqI56ZZw=' 
WHERE 
  key_id = '8728fb0bd1a5916e351d835072a7caf3625082e65d2aac97e5b9ea8989b4a985' 
  AND (
    token = 'Pa8t9Ld9OMT+pRJ/2tnHYXQMkxaXRQn7JcuMqI56ZZw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )