UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nj+lV8FppwcUgMLjqFl+gEbAtx/6KZW6mYh7BlgxcYk=' 
WHERE 
  key_id = '1266cd307bac75f1f34e3a1e2949d3342e7becd204b7b00e16f2f54112ece35a' 
  AND (
    token = 'nj+lV8FppwcUgMLjqFl+gEbAtx/6KZW6mYh7BlgxcYk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )