UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WTZ3aoEoTWgUtgHkTXnlKlz5OPEaj6uwszLZr+3uddI=' 
WHERE 
  key_id = '6e165e3d1d8409a02f8b3b54ad4500f242af22c42b3f9784d39c1a7bcae551a5' 
  AND (
    token = 'WTZ3aoEoTWgUtgHkTXnlKlz5OPEaj6uwszLZr+3uddI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )