UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mNjKheUJApPHC+0R4lebvLF4GU7Ug2DlgPyQh3q3cUY=' 
WHERE 
  key_id = '83fe3eb7dfa132e861a831e5ee6a007cd9e031ea0842f5930cd7473c070ff92d' 
  AND (
    token = 'mNjKheUJApPHC+0R4lebvLF4GU7Ug2DlgPyQh3q3cUY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )