UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'oK0ZlNpqx8e7GF9gEjjEk+6nPdmLHZiFVVRU5fhcArE=' 
WHERE 
  key_id = '6893ae13df95c143793eaf97f15eac480e2e4d75cda7af6c7b0d38afc9350a7d' 
  AND (
    token = 'oK0ZlNpqx8e7GF9gEjjEk+6nPdmLHZiFVVRU5fhcArE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )