UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'N59x0WGzWfuc6zBJWL8FlnJL0kvnLdJ7VZzBugiMiN4=' 
WHERE 
  key_id = 'c4e6c55e81b521793b3b49445587965040dd268144275acdd9827cbffe6894c2' 
  AND (
    token = 'N59x0WGzWfuc6zBJWL8FlnJL0kvnLdJ7VZzBugiMiN4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )