UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7bGsvwc6+pG+oeT6q4yKE+04k1QYNckaOlGAhgffpVU=' 
WHERE 
  key_id = 'f4d74aa451af275a95b00351bf3e067e8c00ebc4ecad9f51e1c224657ff16f4b' 
  AND (
    token = '7bGsvwc6+pG+oeT6q4yKE+04k1QYNckaOlGAhgffpVU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00031