UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RX/MkVreUSr++2q+p2LuI7sUWBfXQAi4K1uOAsVqagQ=' 
WHERE 
  key_id = '7791b8894c2948418c5c114f4ae13b287be7e1199fa0b8be5c7de57830e0c73f' 
  AND (
    token = 'RX/MkVreUSr++2q+p2LuI7sUWBfXQAi4K1uOAsVqagQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )