UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'aOTK3+wDjDIMjhiy9Qo7B8cpgNVOFmihbkmWGT3zsnw=' 
WHERE 
  key_id = '749e0e8bec755f9a7367e072a3a2af6af9374a26c46edc421ee696d83339c49e' 
  AND (
    token = 'aOTK3+wDjDIMjhiy9Qo7B8cpgNVOFmihbkmWGT3zsnw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )