UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mEHPkS1yY7z10ht6nYi96I0diDs02CcIvhecwh53G4w=' 
WHERE 
  key_id = 'a1db6b61e59420268fd5a8559623de3c2c265143dca228cbc13f67cac798c80b' 
  AND (
    token = 'mEHPkS1yY7z10ht6nYi96I0diDs02CcIvhecwh53G4w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )