UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'OcY6col4wcNyNq0q5iB4AhwOuPMRkBmG8OQU+NYTHG0=' 
WHERE 
  key_id = '7b6e016f20f1750365e2917ccca1f49d613b0a24641de152fde2f11b58c52439' 
  AND (
    token = 'OcY6col4wcNyNq0q5iB4AhwOuPMRkBmG8OQU+NYTHG0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )