UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xSmI33m/cqANxf0sQXBjTrDz3QkVuSYgXlw1X1OL1Y4=' 
WHERE 
  key_id = 'c52510d2592c13a0112037503fc878a985ece552597d878eb008579404563f83' 
  AND (
    token = 'xSmI33m/cqANxf0sQXBjTrDz3QkVuSYgXlw1X1OL1Y4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )