UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PrUr9vW1i+KkAO28i6CMNFsKE2CO8YKxkc3bAFLap54=' 
WHERE 
  key_id = '6a9ab0d0e4f2d42c90a0542ccefedc664b671a03c8a4566e8157ca8ce6d30255' 
  AND (
    token = 'PrUr9vW1i+KkAO28i6CMNFsKE2CO8YKxkc3bAFLap54=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )