UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'N6tz6HxV/BB3WI8X+Id0wPAsc1F9w48dVEvj82k8+mc=' 
WHERE 
  key_id = '7575bd5b10d37357378f7c8e629d97c1eafac1a916cd2ff50f25136a137da93a' 
  AND (
    token = 'N6tz6HxV/BB3WI8X+Id0wPAsc1F9w48dVEvj82k8+mc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )