UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ajs2XCvzcKKNsYDzqYu8RxCiH9Fyi9sJ/bdky5T03Rc=' 
WHERE 
  key_id = '45274a692c9f6037b67b84c3f431ff1773b3f356e3d609b66b85d281179bcf42' 
  AND (
    token = 'Ajs2XCvzcKKNsYDzqYu8RxCiH9Fyi9sJ/bdky5T03Rc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00048