UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'n+M//dUcCRKj7ld4FRXBRU/O6A5QOZVNwod+fTajWF0=' 
WHERE 
  key_id = '8cef1e7a80484c0177b5ff3d3fbe44336cd89c4da060016bfd2cdb03e2d16092' 
  AND (
    token = 'n+M//dUcCRKj7ld4FRXBRU/O6A5QOZVNwod+fTajWF0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )