UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MtG4ugosaWQR3OY7qMF9iFux0G8i0En4eIRvqL0B8oQ=' 
WHERE 
  key_id = '138021edb1aa1620abffc7b38a62b0c17aa0672af5b639178a424e182dc57189' 
  AND (
    token = 'MtG4ugosaWQR3OY7qMF9iFux0G8i0En4eIRvqL0B8oQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )