UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 't7ucySXSyWp1SuJIwq+ZF92FYC+XY8JkQgC3EHKp6as=' 
WHERE 
  key_id = '2649677823ec372c9471bfb082383df336ccc0cf2bb331aa5e1d3efdd0fd2327' 
  AND (
    token = 't7ucySXSyWp1SuJIwq+ZF92FYC+XY8JkQgC3EHKp6as=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )