UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ek//k7uZ//c2gcXHgNm9PUqeVp2hwUasJy+qDv87Rwk=' 
WHERE 
  key_id = 'a4d52c43a470c768ee2154deeaf389cb095d5db560da7bf9a7f3ac41ac7a8d1d' 
  AND (
    token = 'ek//k7uZ//c2gcXHgNm9PUqeVp2hwUasJy+qDv87Rwk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )