UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PSkNa0fL1fWxnbHP0IAi6hHvMJjtCQUqFTUgeTgesTs=' 
WHERE 
  key_id = '157a3813ae252ca67494903d535aa2d9908e56ae8dd89d64852006d93d4f0a67' 
  AND (
    token = 'PSkNa0fL1fWxnbHP0IAi6hHvMJjtCQUqFTUgeTgesTs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )