UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/4svcD8k+MrDYPbQ3R3Zh2P70tYCRZF5tvdBh+pJInA=' 
WHERE 
  key_id = '1ac78a13120395c177b2a2b3d591100e5342f4ab309e976be4dc623a421411d9' 
  AND (
    token = '/4svcD8k+MrDYPbQ3R3Zh2P70tYCRZF5tvdBh+pJInA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )