UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xw9/g5FOPEu2qdUGksYVj5o0dbkQiRz7o6SLiJjWnmM=' 
WHERE 
  key_id = '81b5eb7c2b1269018fb79de0caa4f8dead6a7e540a01cc0c36cc541aaa3688c5' 
  AND (
    token = 'xw9/g5FOPEu2qdUGksYVj5o0dbkQiRz7o6SLiJjWnmM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )