UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Pl1bIziQjVahn3eDY2xUhS3RrZi4qLkL1oLT/9DhPd0=' 
WHERE 
  key_id = '18695975274f09ecd52e0e22de7f1a3ad30ff847b263602299567b723a3c718d' 
  AND (
    token = 'Pl1bIziQjVahn3eDY2xUhS3RrZi4qLkL1oLT/9DhPd0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )