UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'L7dDYE3j6ZnyYXdLemhzdIeQohcFCVYXcVrDzB7mKf8=' 
WHERE 
  key_id = '55d6f16d1761f77eb74290a233b0959afb861a66c52d7baaf08ff3caae67fdb2' 
  AND (
    token = 'L7dDYE3j6ZnyYXdLemhzdIeQohcFCVYXcVrDzB7mKf8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )