UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5WXMHBBsvqX7SuK/f4tzWvBwG4sOABmChbcVeZfnbu8=' 
WHERE 
  key_id = '539b952e6a696639dd7a9bff632217b5ad79d3250ce8230a4c8ad5859d732b68' 
  AND (
    token = '5WXMHBBsvqX7SuK/f4tzWvBwG4sOABmChbcVeZfnbu8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )