UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'z7WlCpaQFllwInuNjHa6mryRV8ytYRXu2fIm4+rp1Xo=' 
WHERE 
  key_id = 'b9aee76f56c19ba7fe4bf4954f91aab8445e2a16d3308594cbcddacc01422074' 
  AND (
    token = 'z7WlCpaQFllwInuNjHa6mryRV8ytYRXu2fIm4+rp1Xo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )