UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mwLMq0Y8s/sCU2gN/Snvm3sRBxqCxq9ZM0wGdCPw2H8=' 
WHERE 
  key_id = '15974b31cfcf6503e6481743d137d139408d43fef91ac126ad3395bd25c29146' 
  AND (
    token = 'mwLMq0Y8s/sCU2gN/Snvm3sRBxqCxq9ZM0wGdCPw2H8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )