UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 't2F1Uv60p+4CM4SQIuI+IkfVQG3Va/3xLix58PipMa4=' 
WHERE 
  key_id = '8d4c83c134019c3d33af5c97d42fd90f97b041cc31585ade120d1daed454f03c' 
  AND (
    token = 't2F1Uv60p+4CM4SQIuI+IkfVQG3Va/3xLix58PipMa4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )