UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Iz/4NzNiJsS0Q9H1un+r0qxmX3fiAkOQJkSTujQzMJY=' 
WHERE 
  key_id = 'b5e46146b31482b9ef0389e39dcf15538aacdab3a942c8868bb8e1c33d85d5da' 
  AND (
    token = 'Iz/4NzNiJsS0Q9H1un+r0qxmX3fiAkOQJkSTujQzMJY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )