UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xMZT5bMuIFZagGgbAoclMAqYfewmgyEwDBaAaLup+o4=' 
WHERE 
  key_id = '6cac6b5626503e716871367309767e13542ee7529903ceca58209476d15477eb' 
  AND (
    token = 'xMZT5bMuIFZagGgbAoclMAqYfewmgyEwDBaAaLup+o4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )