UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ep6jUlBdbDIoEiukrUm8NCpbWb6isF/u3c1at5eTbXI=' 
WHERE 
  key_id = 'b95577b8432a2b13e5f0cceb03fb14fd2288437fbcacbc8cc5e6403a674e5457' 
  AND (
    token = 'Ep6jUlBdbDIoEiukrUm8NCpbWb6isF/u3c1at5eTbXI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )