UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'l97jH7icw6S5/KA3FVvxHJTLczTU95jIuQRuMI/8I5k=' 
WHERE 
  key_id = '1d8012d831c4f55cd27fec513710a778c9d83f2103a061a450331e5a053a41a5' 
  AND (
    token = 'l97jH7icw6S5/KA3FVvxHJTLczTU95jIuQRuMI/8I5k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )