UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/7xtkU5/sxOdzA+cyuZ5M+wEFdNj1qTy9fA4UvGytVU=' 
WHERE 
  key_id = '85cb1d19df6b07848efa31a1c3291d20931858f2c1d64586f73454f43401b304' 
  AND (
    token = '/7xtkU5/sxOdzA+cyuZ5M+wEFdNj1qTy9fA4UvGytVU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )