UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Gb8frzCzrY6zAws+8IxbNhbqzPcp+uymTgG9LvDeltk=' 
WHERE 
  key_id = 'd5038ed824f433e96491720fe68826d333d8b9401bef330fbb5232ed152a3b62' 
  AND (
    token = 'Gb8frzCzrY6zAws+8IxbNhbqzPcp+uymTgG9LvDeltk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )