UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CCXymAI6eVtFQAj2ySDl0oBIAV1qAjZ37KkaK1kVyv8=' 
WHERE 
  key_id = '624c89cc0cb963ba9cebefd225d44f1a7ca0020ff205b9ea93b2652ee0576027' 
  AND (
    token = 'CCXymAI6eVtFQAj2ySDl0oBIAV1qAjZ37KkaK1kVyv8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00030