UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Gfh5WroAjAjRWZwt4EvpEgEX9KN2ioPcOa54+AiSOAM=' 
WHERE 
  key_id = '3a6ae1035fd0b15116244b9e3b806143420b0f6271fe981fe5a7646af0b9980e' 
  AND (
    token = 'Gfh5WroAjAjRWZwt4EvpEgEX9KN2ioPcOa54+AiSOAM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )