UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LKk2Z0BJLQJYxsORI1mbAmVUUBFGQec8D5l2rpQYLug=' 
WHERE 
  key_id = '838d5449ce48a8ee6c4d524612841e6a5c51909e6dec37cab9ea07ffbd113b01' 
  AND (
    token = 'LKk2Z0BJLQJYxsORI1mbAmVUUBFGQec8D5l2rpQYLug=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )