UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kUFlIPMbFYLmWEykJYNmiW6cBIVFZSWwcxhGTP+2pv8=' 
WHERE 
  key_id = '582e9ff791eea484047213cdeed2d001620c6ac43bedf107bd5c6395f0847a18' 
  AND (
    token = 'kUFlIPMbFYLmWEykJYNmiW6cBIVFZSWwcxhGTP+2pv8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00045