UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'qClGc/BfShuSDwULHYGqb7H8Rqv6Vk5AWkSMr1lkouY=' 
WHERE 
  key_id = '502910933749c1e1040db0e7c2cf973088c67ae356808e6f22521964d80a166b' 
  AND (
    token = 'qClGc/BfShuSDwULHYGqb7H8Rqv6Vk5AWkSMr1lkouY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )