UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PJ6fuPGUkIDW2WIaL/yUok/AhOfGwnunU2p97fT4ErI=' 
WHERE 
  key_id = 'c3a9466e9f0b50664718eb92fc70995256f23917a93bdcf21f160b2eaa7fe797' 
  AND (
    token = 'PJ6fuPGUkIDW2WIaL/yUok/AhOfGwnunU2p97fT4ErI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )