UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'v6pgtE/v/xBY0yGT6I+hXLX1nMLG/cVclYrShBWUNxE=' 
WHERE 
  key_id = '6fa2b2bc61cd703be2b9b1dcdb94d80031ade3581432e9c3bc408c41ebbb91c3' 
  AND (
    token = 'v6pgtE/v/xBY0yGT6I+hXLX1nMLG/cVclYrShBWUNxE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )