UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'FqDTgiH6hfZiupwqiJ2IcxgnznFlUv9U1jG5C1X+GYc=' 
WHERE 
  key_id = '48abd9639e461cac0af54051716e527288618aff1a36ddba4c6af479deee28f0' 
  AND (
    token = 'FqDTgiH6hfZiupwqiJ2IcxgnznFlUv9U1jG5C1X+GYc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )