UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'aC44iZ8cvyIGjA8J4wG9K8Ly3AYaTX6qL3Uqv3Aey6k=' 
WHERE 
  key_id = 'a0c5dc48b1efde1a4de0094c0b1783d255f25748785574d1d32551ea7c04b2e1' 
  AND (
    token = 'aC44iZ8cvyIGjA8J4wG9K8Ly3AYaTX6qL3Uqv3Aey6k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )