UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'iU8vvzXDTqXGVkGhirKd1hNAtRh8/qjwqES6U7X/QBQ=' 
WHERE 
  key_id = '75c78579a790fa183f46daf311db39ba02dec2af627cdabc55aeee118738b64e' 
  AND (
    token = 'iU8vvzXDTqXGVkGhirKd1hNAtRh8/qjwqES6U7X/QBQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )