UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'EyOmPH7lfCL5l41c2I+ckmzDRGdswOc8cgveRyb/uPw=' 
WHERE 
  key_id = 'a7b9c838b7d7815f8ad63f56d42e639f57c38e2a8596c39c5314197471466312' 
  AND (
    token = 'EyOmPH7lfCL5l41c2I+ckmzDRGdswOc8cgveRyb/uPw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )