UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MbxAAVh6vSRjTgl7Paq1MP9wxZFDyZGl/nIKeT/OB3s=' 
WHERE 
  key_id = '81680d5c7df2d5e696908748d8344a9f343fb3e36b2347b1af90c19dd867a0bf' 
  AND (
    token = 'MbxAAVh6vSRjTgl7Paq1MP9wxZFDyZGl/nIKeT/OB3s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )