UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'umDgvEgHMn4h2XzuNSzenU1hNjdSBTILl7Vo9LSfyz8=' 
WHERE 
  key_id = '6cb6a146eb92a1839081e3660b0c7c24af355e01c02c47fd79b3d46a2ac2779c' 
  AND (
    token = 'umDgvEgHMn4h2XzuNSzenU1hNjdSBTILl7Vo9LSfyz8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )