UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pRFTgxxFZ+ZNW9jyoSeUIFN7MMz1GYOPJpgrhb0Sc/U=' 
WHERE 
  key_id = '52827b0b5a13e628c0dd2300d443a32e4cbb3934f592d35a5b41e44a21ea18a0' 
  AND (
    token = 'pRFTgxxFZ+ZNW9jyoSeUIFN7MMz1GYOPJpgrhb0Sc/U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )