UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/MAl8kWdG7456ELhhWndlWplKGXvN4tktBbOem8jV7U=' 
WHERE 
  key_id = '52b251d71486c5988020ee39fa6f08d5e5a496fd0dcd68a004a92a0e6e5ce781' 
  AND (
    token = '/MAl8kWdG7456ELhhWndlWplKGXvN4tktBbOem8jV7U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )