UPDATE 
  q_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2Ais2WQKYjsdulrBk9EgeKRvjebVnPqrDeIlF2OAVoE=' 
WHERE 
  key_id = 'abc851762ad974cf1e8f7bdaf70a5908b70c36af7abde094375a96d93371ec26' 
  AND (
    token = '2Ais2WQKYjsdulrBk9EgeKRvjebVnPqrDeIlF2OAVoE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )