UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VkLz4HkekCRrvZB9IMOv5a/hTwWhTzPleW1dRJDhaY0=' 
WHERE 
  key_id = '1e30397e34543c81ab92ff1c80201e22b1f6619248a857ec8f60d9340c8cbb8e' 
  AND (
    token = 'VkLz4HkekCRrvZB9IMOv5a/hTwWhTzPleW1dRJDhaY0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )