UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rSTDjfZjpIjzMlupIM8HMUFinSHvNtb+yy34BpIsRYY=' 
WHERE 
  key_id = '1902a3d39ba5864ba6f60bb7bce41279c0bd03489b0a8fe25a0abcb8b5990cb5' 
  AND (
    token = 'rSTDjfZjpIjzMlupIM8HMUFinSHvNtb+yy34BpIsRYY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )