UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'iWc7ywfrJxk6PqR/rbMcZt8baeyDg2VxpytUx8co1KY=' 
WHERE 
  key_id = '1d5883a34b26d460eab5edf711320f3efe44568ee59bec3b6fa287f0f836f319' 
  AND (
    token = 'iWc7ywfrJxk6PqR/rbMcZt8baeyDg2VxpytUx8co1KY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )