UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'uaJqfrTDKPHiwuuDuR3PLNJUHkWuM4qNn+qVCSF5icQ=' 
WHERE 
  key_id = 'f5c201e7bc2b80ac1c676bbd15bdf4a1782c40e33dc4655baf04d2251a18ecef' 
  AND (
    token = 'uaJqfrTDKPHiwuuDuR3PLNJUHkWuM4qNn+qVCSF5icQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00021