UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'C48lbb5htoMCFBoIEKxB9bJKZfxuIuguxoLGQ9kb9H4=' 
WHERE 
  key_id = 'c74faa79ab0e3fa0441753243599de8c88d943e8b5014dfaad9b8ad31bf1ef7a' 
  AND (
    token = 'C48lbb5htoMCFBoIEKxB9bJKZfxuIuguxoLGQ9kb9H4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )