UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'R+m4Jxzro2vqOX7TTYlwM1rsEHxPIZQS9U2EkmzkjRk=' 
WHERE 
  key_id = '2c0ea487b6a63c53f9e694a58156b8a147dec0d4f35aace62706632c0151d40f' 
  AND (
    token = 'R+m4Jxzro2vqOX7TTYlwM1rsEHxPIZQS9U2EkmzkjRk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )