UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'l8GY8Rgc8ZkJ0JR3vuBuf42gMnnxCaN7pIJO45pQKAU=' 
WHERE 
  key_id = '05434472e835de68794df1c02a54c7c7f777b4fba8dfb00f9fc804b89bd05db9' 
  AND (
    token = 'l8GY8Rgc8ZkJ0JR3vuBuf42gMnnxCaN7pIJO45pQKAU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00042