UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Eh2mr/VqOeDnuK0aXMn1FEBtsq6VVqxJOVvbb+eXECY=' 
WHERE 
  key_id = '2db8ecb3f0a90d4185a7dab34a3a3ba012c2ddf1f31498b874c97caa677d469d' 
  AND (
    token = 'Eh2mr/VqOeDnuK0aXMn1FEBtsq6VVqxJOVvbb+eXECY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )