UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'R0OhMc+bvIhqJ3zYDorHtJrtYq5acxKUq3Z2PViE3dA=' 
WHERE 
  key_id = '2a6c52d2e7db371d6310dfc151181318b144aac6046d6c1e5fbc241c5d1eac16' 
  AND (
    token = 'R0OhMc+bvIhqJ3zYDorHtJrtYq5acxKUq3Z2PViE3dA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )