UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'R93KwMBXXnmCn+ZH4z03QyC6onvzAh30yskRKd1nq1U=' 
WHERE 
  key_id = '74091b8be4e2e619fe213f9da81f3d4c4d56c28d39460464e9b980ab53a8ab8d' 
  AND (
    token = 'R93KwMBXXnmCn+ZH4z03QyC6onvzAh30yskRKd1nq1U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )