UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4iCJ64n3DriHys8ts7XRgsrtU3bq3s371oFoveZFaro=' 
WHERE 
  key_id = '4a0d3b6691c42990c978970d392cb72dbef7ee4680501815f1aa95180d83e488' 
  AND (
    token = '4iCJ64n3DriHys8ts7XRgsrtU3bq3s371oFoveZFaro=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )