UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'W6nHHGPYkmXeYCJsCvC/ymro5oJxnjjHIESJN2Xnytg=' 
WHERE 
  key_id = '1e9e51879874de2fd2d0e668d9802c7b5957f70fb37fc7be4480c81cc9ac4cc0' 
  AND (
    token = 'W6nHHGPYkmXeYCJsCvC/ymro5oJxnjjHIESJN2Xnytg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )