UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Am4DERA0wyCIXu0TgbZNNUKK/iIZVG1fz2ePE9zWjk8=' 
WHERE 
  key_id = '76d584c1373d990d96e90e0494e2337bfcc23a9b042d60a82a67921e4cefa8a5' 
  AND (
    token = 'Am4DERA0wyCIXu0TgbZNNUKK/iIZVG1fz2ePE9zWjk8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )