UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Z2la11xPPblMFo6oSb5V1ENIvLVr6KyYfczZ2ubegiM=' 
WHERE 
  key_id = 'a6114497df20a740a73f480110d1383b24c010853e6661d44932a8b4a15df237' 
  AND (
    token = 'Z2la11xPPblMFo6oSb5V1ENIvLVr6KyYfczZ2ubegiM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )