UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'fk74LLhKFreysPVUyyZg82GQSNDiJcAfGSTKSg2ZRCs=' 
WHERE 
  key_id = '5503f9c58670aec12500ee0e22a6eef1c671be631f8fdb9052bddd9a8152502c' 
  AND (
    token = 'fk74LLhKFreysPVUyyZg82GQSNDiJcAfGSTKSg2ZRCs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )