UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Gv8mLUJQFfAlS3ELT/W6IMsqG4EH4NrM3M2V4qmxqkU=' 
WHERE 
  key_id = 'a6d7d7b2c0aa399df3e4599bd8952e79988656f0d32648979db486497d8e9d0b' 
  AND (
    token = 'Gv8mLUJQFfAlS3ELT/W6IMsqG4EH4NrM3M2V4qmxqkU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )