UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '37Ll4J1oZ+TMvmE8l0eqyx9/S4wVZ4VcoZw7q+vYwkI=' 
WHERE 
  key_id = '38a36bcd609c2608f82197e51e323bf6e67c3074e6b1674192c3b84d69b084c6' 
  AND (
    token = '37Ll4J1oZ+TMvmE8l0eqyx9/S4wVZ4VcoZw7q+vYwkI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00034