UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'EjkmIMRv89HHV1rCbUoOx4vFgYTFbLJQbVG1Ln2cjMI=' 
WHERE 
  key_id = '23d4aff467000ca5088e170b2e709db9751ca910955edf03a06d25be03546349' 
  AND (
    token = 'EjkmIMRv89HHV1rCbUoOx4vFgYTFbLJQbVG1Ln2cjMI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )