UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'fPo4wr/iOmreG4wJjUiUb5rY+owkxgwPkslcV3JM7+w=' 
WHERE 
  key_id = '342159f90490ae5bef04c725b2ff7cc0a676107427d8f966a996988358349064' 
  AND (
    token = 'fPo4wr/iOmreG4wJjUiUb5rY+owkxgwPkslcV3JM7+w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )