UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QIPD5p5tABarKCxdxo1Q6dCt0T0FxK75Krr0gH5WR8Y=' 
WHERE 
  key_id = '8f5afa79f0d2958be4de00338614bc6a13d2a74b3a712451c1870df924efa6ae' 
  AND (
    token = 'QIPD5p5tABarKCxdxo1Q6dCt0T0FxK75Krr0gH5WR8Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00128