UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 't+9sYSjMM5h3S+sZ0KAIhWJZjkKn0QI08yb0DYu/2bQ=' 
WHERE 
  key_id = 'b8d68861f1a0613e810dd4aa6d9fd7f7c7d2312534e39ac51356e4fa152c8050' 
  AND (
    token = 't+9sYSjMM5h3S+sZ0KAIhWJZjkKn0QI08yb0DYu/2bQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )