UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2RIny5goBesfQk0iKXa2FypIjgYUAxJbiI4XqeJJcqU=' 
WHERE 
  key_id = '6a4b27968144fb8f4a572299bf4f53df24e95e6d4bdfbd689fe22a61024330d3' 
  AND (
    token = '2RIny5goBesfQk0iKXa2FypIjgYUAxJbiI4XqeJJcqU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )