UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'C+kJRZbcks5bBmsO73/+OkjBNV2QN8fr7m+YKsLDcnY=' 
WHERE 
  key_id = '303ff5f39633020daad7893dc21d8f950c079c600b3769834f54881b826d92a4' 
  AND (
    token = 'C+kJRZbcks5bBmsO73/+OkjBNV2QN8fr7m+YKsLDcnY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )