UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/t2sw7v4h07mOFx2J50cNIykAsqxE0vfgctS2D3t7AU=' 
WHERE 
  key_id = '6e3fcc7886f67cce575ae4697636473a2623223f795a8ecae4049e265078757c' 
  AND (
    token = '/t2sw7v4h07mOFx2J50cNIykAsqxE0vfgctS2D3t7AU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )