UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'n6foUsDEdhk+EpuzRz8iKvviEOJIZdHZ2cM2RF9Hack=' 
WHERE 
  key_id = '727ba9feb7235fde99bc4a3d260f962670c4bd07acd7fbc44c345fb2c32b959e' 
  AND (
    token = 'n6foUsDEdhk+EpuzRz8iKvviEOJIZdHZ2cM2RF9Hack=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )