UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CCLEKHBL+n9erOdiCqibeVtD44h0WQwP4e8eCA/Cgu8=' 
WHERE 
  key_id = '502977e15397ef66eed284248674fd4c4cf17df86c9e2743ce1244f6622d3410' 
  AND (
    token = 'CCLEKHBL+n9erOdiCqibeVtD44h0WQwP4e8eCA/Cgu8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )