UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+MgejmTNlS18usaCSpk0rz98pG2QSWXJAXRRKMUASzA=' 
WHERE 
  key_id = 'dc46b26b8f0f23886599faa71a1794b0b186ee6cb3c41c242a251e56da28fb25' 
  AND (
    token = '+MgejmTNlS18usaCSpk0rz98pG2QSWXJAXRRKMUASzA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )