UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VVpF+RdJReuxRYa0kRvGKabcIm5ATNVjNi/bBM6yD0I=' 
WHERE 
  key_id = '35e0a323e73145dbd86f0a59c41f7172ebae977171e5c79065ac2fd6507caf1b' 
  AND (
    token = 'VVpF+RdJReuxRYa0kRvGKabcIm5ATNVjNi/bBM6yD0I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )