UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WR3tCAALmXAGlPa4/lcD03DaCSSeM08IxsaN3yW0EXo=' 
WHERE 
  key_id = '91e10d5ecfef0c688acbb5229e86b6a659d3c2811f3fa7c48953b79cfa64a038' 
  AND (
    token = 'WR3tCAALmXAGlPa4/lcD03DaCSSeM08IxsaN3yW0EXo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )