UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QCpCyvgl9lREqS3yh3ICvuK7Jgv3z2YMsjCYry1Vbfk=' 
WHERE 
  key_id = '6a5949a86d411bbd1cdea61747cdc869887e251191d545ab25001a8f610656a6' 
  AND (
    token = 'QCpCyvgl9lREqS3yh3ICvuK7Jgv3z2YMsjCYry1Vbfk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )