UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'AjJmm6ULyvXhww5VuwxdwJDjgBtl4Q5mWOIKKULE6+g=' 
WHERE 
  key_id = '357de0fe700c9b4b0f52323778fdcfe57c1621671a038b4d8eac309f8411504f' 
  AND (
    token = 'AjJmm6ULyvXhww5VuwxdwJDjgBtl4Q5mWOIKKULE6+g=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00027