UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KVTbIgIMGi4atI6+uuK2q33xRbgmw6kG687GM5KDqnw=' 
WHERE 
  key_id = 'e6750039dc9ad319e5f2818efcf0db8b7d18377a3f9c14408538bbd7ccd76227' 
  AND (
    token = 'KVTbIgIMGi4atI6+uuK2q33xRbgmw6kG687GM5KDqnw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )