UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LAvOI7Gs/mqSmUUopmgQd8dESA2F8y587oq4tcoxBeU=' 
WHERE 
  key_id = '6a1400ce3af5e6f9aa7439ce2a2d1ce4be93cd8242b45bd4c8da68654cd1dfac' 
  AND (
    token = 'LAvOI7Gs/mqSmUUopmgQd8dESA2F8y587oq4tcoxBeU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )