UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UA0kmr7zJs+j3IdyW9Aur3CiwtPxN64efPdbNrA/HvI=' 
WHERE 
  key_id = '996f95bbf382723a1b1833d114df2152cc442f6ed942c36afa6d8caaac04d0e7' 
  AND (
    token = 'UA0kmr7zJs+j3IdyW9Aur3CiwtPxN64efPdbNrA/HvI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )