UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '0xPjzvEOMuo9QPBe2KEaASCMrTMRwkspXKYMZ0QMURQ=' 
WHERE 
  key_id = '76f9ca1d9bb83f3b4330a22f1c94becbfb733145521d300fea532a672a109020' 
  AND (
    token = '0xPjzvEOMuo9QPBe2KEaASCMrTMRwkspXKYMZ0QMURQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )