UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6HoDuigrFNTBIGdUUVGSf0iyhyaucrFhd1cZVs49UfI=' 
WHERE 
  key_id = '981db1d437d97dffa3b9e57be3ad941dcd3c20027e8f657336824bf5a1f44b97' 
  AND (
    token = '6HoDuigrFNTBIGdUUVGSf0iyhyaucrFhd1cZVs49UfI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )