UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'r6/uV3glm4Bvb0uguKCWAY9d8QV7K3uAkS5AYpxcY8A=' 
WHERE 
  key_id = '6facf4023d94764e05d6fe344de739a5631ed34797feb58551b25b5dfe14cb18' 
  AND (
    token = 'r6/uV3glm4Bvb0uguKCWAY9d8QV7K3uAkS5AYpxcY8A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )