UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5sqx6jFJSRo7Png6JsTdQZEWQc3DtPF1dmfR1FVBcsU=' 
WHERE 
  key_id = '50315f560d40ce51ea55fb13bb5243e667c879485125275d510d7e811e8b2484' 
  AND (
    token = '5sqx6jFJSRo7Png6JsTdQZEWQc3DtPF1dmfR1FVBcsU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )