UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gD3qAcO3xRbFKbeHHadA6sYJyCgv6OfF8wPYZ0vEz5I=' 
WHERE 
  key_id = 'b26fc36c11ee98c95b532e99f3924a9bc7c94e8f04ea50051b18b18e6d47bf41' 
  AND (
    token = 'gD3qAcO3xRbFKbeHHadA6sYJyCgv6OfF8wPYZ0vEz5I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00034