UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'JgQTC0/4b+B5I4DFtJ9pp1UlvJCrMTLz8wbsXF/PmlI=' 
WHERE 
  key_id = '1c1b43eeb0dae785ef96ff83bad87dfe708e3eb78689f349ee1fe120194db29e' 
  AND (
    token = 'JgQTC0/4b+B5I4DFtJ9pp1UlvJCrMTLz8wbsXF/PmlI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00047