UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mjoVYpzkoHWqxJdWMiFGpjuuK7q/LvJRWvUFpshlQpY=' 
WHERE 
  key_id = 'd1a34820dfb8ce76567cac719d3a67b2b202ff12d5e07bac1b0178b9b4dde40a' 
  AND (
    token = 'mjoVYpzkoHWqxJdWMiFGpjuuK7q/LvJRWvUFpshlQpY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00030