UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '44+QgLve6LUAI+4w2rS62FYEFbrQ3qVLEBrUDM2fx4I=' 
WHERE 
  key_id = 'b51c617b4e5531bd0d35e787c6a1ab6288fdeb9506f542e0a6f38bd0a7a93288' 
  AND (
    token = '44+QgLve6LUAI+4w2rS62FYEFbrQ3qVLEBrUDM2fx4I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )